You have numbers 1,2,3,4,5,6,7,8,9. When you see "quantity" used in math, it can mean the amount or it could mean ( ), which it does here. Twice a number k plus the quantity s minus Get the answers you need, now! Direct link to ~panda boy jickle~'s post why does the square over , Posted 5 years ago. In thirteen years she will be twenty-four years old. It's saying that two plus three is the same thing as five. When we work with long or complicated expressions involving one or more variables, this shorthand makes it easier to follow through the steps on paper at a glance, concentrating it down to the real essentials. Solution:Let x represent the amount of money Jeanne needs. Eight minus two, the answer is six. Hope that helps! 0000098455 00000 n Why cant we have an actual division sign? Answer: Let variable x be the unknown number. Find the value of x. n11's. The sum (use plus symbol) of twice a number and 3 can be written as 2x+3. 19 Three fifths of a number plus eight is fifty. How do you write a quotient of a number and 6 as an expression? So, the phrase. to have twice this whole quantity (instead of, for instance, only n being doubled: then to double it, put a 2 before the whole expression (n+3) Why use math if we can describe things in words? 49 increased by by twice a number. Each piece of candy costs 25 cents. 6n. Akgdvnchbffb Akgdvnchbffb 15.08.2017 Math Primary School answered Twice a number k plus the quantity s minus 2 1 See answer Advertisement Translate the written/verbal expression "twice a number x" into mathematical/symbolic notation: Twice a quantity usually indicates to take two of the things in question; usually this indicates to multiply by 2. 0000017608 00000 n Answer Exercise 11.5. 1/2 of 64 (D) 1/2 of 54. Subtracted, minus, difference, less than, decreased by. Does that mean if the coin is tossed twice, we will get one heads. That is a common way to represent division in algebra, the division sign is not really used there. Her old balance was $350, and her new balance is $280. 0000000016 00000 n The key words for multiplication are: times, product, twice, doubled, multiplied, and of. Answer:Let variable y be the unknown number. To solve your inequality using the Inequality Calculator, type in your inequality like x+7>9. 0000084951 00000 n "Twice the quantity" means 2 times what in in the parentheses. Answer:x = 51, so Jeanne needs $51 to buy the game. So Ive got a math question but cant understand the second part. 0000006637 00000 n So now the expression looks like: x-9. 0000006774 00000 n 1. You can even use algebraic expressions to provide situations, like when giving the rules to a game. 0000019463 00000 n the quotient of k and 7 \Large{{k \over 7}}, Example 1: The sum of twice a number and 3. Take a look at the CS tutorials on Khan Academy and you'll see what I mean. around the world. xb``g``c``` Here is an example: Greater Than Or Equal To Type >= for "greater than or equal to". 0000002067 00000 n twice a number m plus the quantity n minus 4 An algebraic expression for the situation is (Use the operation symbols in the math palette as needed.) Addition ( + ) plus A number plus three x + 3 more than Ten more than a number x + 10 the sum of The sum of a number and five x + 5 the total of The total of six and some number 6 + x increased by A number increased by two x + 2 added to Eleven added to a number x + 11 Subtraction ( ) minus A number minus seven X - 7 In the expression "twice a number x is 6" twice indicates to multiply by 2, the multiplicand (the thing multiplied by the multiplier 2) is x, and the word "is" can be expressed by the equals sign. Exercise A second number is 4 less than 3 times a first number. Steven G. 0000085203 00000 n This limit represents the derivative of some function f at some number a. state this f and a. lim h->0[(4th root of)(16+h)-2]/h a=? Now am 100. How do you write a quotient of a number and 6 as an expression? Similarly, when we describe an expression in words that includes a variable, we're describing an algebraic expression, an expression with a variable. How do you evaluate the expression #2x+1# for #x=1#? Latest answer posted October 09, 2017 at 12:54:39 AM. So "the quantity of nine less than a number x" is: (x-9). For example: why is fraction considered as a division? Example 4: The difference of the productof 7 and w, and the quotient of 2 and v. Answer: In this case, the unknown numbers have been assigned with corresponding variables which are w and v. The key is to recognize that we are going to subtract the product by the quotient of some expressions. 0000003944 00000 n In this lesson, we learned how to write a sentence as an algebraic equation. 5+2 5+2. Suzanne made a withdrawal of d dollars from her savings account. Twice the quantity usually means, "get ready for parentheses". There are lots of different ways algebraic expressions are used in everyday life. How do you evaluate variable expressions? Direct link to HannahTran2005's post Well for one, I think tha, Posted 6 years ago. Think of "of" meaning to multiply when you are working with fractions. How do you translate into symbols: The difference of six squared and b? Six more than a number. "Twice the quantity" means 2 times what in in the parentheses. Eleni is x years old. So twice a number means 2x. . The probability that a coin turns up heads when it is tossed is 1/2. Algebraic expressions are useful because they represent the value of an expression for all of the values a variable can take on. Accessed 4 Mar. So twice a number means 2x 2x. all the way to 100. Lets go over some common words or phrases that describe the four arithmetic operations. . Example 2:Write each sentence as an algebraic equation. The sum (use plus symbol) of twice a number and 3 3 can be written as 2x+3 2x + 3. 0000017241 00000 n Solution Verified Create an account to view solutions Recommended textbook solutions enVisionmath 2.0: Grade 8, Volume 1 1st Edition ISBN: 9780328881901 (2 more) Scott Foresman 934 solutions enVisionmath 2.0: Grade 8, Volume 2 The number "x" is represented as a letter because it is a variable. How would you write this as an algebraic expression? Making educational experiences better for everyone. What does the phrase "Twice a number x" mean? Yes, "of" is a multiplication word when used with percents and fractions. 2005 - 2023 Wyzant, Inc, a division of IXL Learning - All Rights Reserved, Explanation of Numbers and Math Problems Set 2, Solving Systems of Equations by Substitution Method, Consistent and Inconsistent Systems of Equations. c>3003|b7!C3CTGCJ]^LgX. <<277E800E0BCB7D49B5073CE66CA6BD91>]>> Express the second number in terms of the first number y. Copyright 2020 Math Goodies. The key to learning is to study a LOT of examples. When you see "quantity" used in math, it can mean the amount or it could mean ( ), which it does here. 0000003908 00000 n Do not confuse this with "Six less" which means "Subtract from 6". Twice a number, decreased by twenty-nine, is seven. It also saves on ink and time! How do you translate into symbols: 8 minus the quantity of 7 plus q? Find an expression for thrice of s, added with twice of t and subtraction of 9. You can specify conditions of storing and accessing cookies in your browser, Twice a number k plus the quantity s minus 2, what is the mode of the numbers 2 6 4 5 3 0 3 4 3 2 4 5 2 4, the point at which two lines cross each other is called. Direct link to Kim Seidel's post Yes, "of" is a multiplica, Posted 2 years ago. How? The difference (use minus symbol) of triple a number and 5 5 should be written as 3y - 5 3y 5. Direct link to Da'shyne Green's post There should be a timer t, Posted 10 months ago. Feedback to your answer is provided in the RESULTS BOX. Twice a quantity usually indicates to take two of the things in question; usually this indicates to multiply by 2. Explanation: "Six less than.." means "Subtract 6 from". The quantity of 3 plus 5 multiplied by a number (3 + 5)n. Then the following equation can represent this problem: 17 + x = 68 We can subtract 17 from both sides of the equation to find the value of x. The price of h pieces of candy is $2.00. 0000043840 00000 n 6 (n + 3) One less than five times a number. In our example above, the algebraic sentence, " Five more than twice a number is forty-three ", is translated and written into its equation form: 2x + 5 = 43 2x + 5 = 43. seven divided by twice a number. If this is part of a problem, say twice a number x is 6, then we can rewrite algebraically as 2x=6; dividing both sides by 2 yields x=3. Answer Example 8 The length of a rectangle is L. -> #'a number +3'# Exercise 11.5. By signing up, you agree to receive useful information and to our privacy policy. Therefore, the sum of the quotient and product is {\Large{{m \over 2}}} + 4n. What do the letters R, Q, N, and Z mean in math? 347 0 obj<>stream How old is my sister? 5 less than the product of 3 and a number : 3w - 5 : twice the difference between a number and 9 : 2(z - 9) . (Sides meet at right angles. Twice a number 2x Ten percent of x 0.10x . f=? This site is using cookies under cookie policy . , Posted 5 years ago. What the equal sign is saying is that what's on the left side is the same amount, the same quantity, as what is on the right-hand side. That's not quite right. 0000001782 00000 n 3x + 12. Exercise 11.5. Direct link to BoQuizard:'s post Is't 'of' a multiplicatio, Posted 4 years ago. Explanation: 297 0 obj <> endobj Math Algebra Pre Algebra Question Write an algebraic expression for: 8 more than s stripes. Six times n plus three. Therefore, we have: 2x 6, which translates to "6 less than 2x" or "6 less than twice a number". There should be a timer to see if you know it and you can do it fast enough. why does the square over the square mean divided? Example 2: The difference of triple a number and 5 5 Answer: Let variable y y be the unknown number. The quotient of fifty and five more than a number is ten. 0000012477 00000 n So we had an expression about division, and it's usually not as sweet and straightforward with obvious words like these. Let "x" represent itself as an unknown number. So triple a number means 3y. Now we're really close! -5 plus the quantity of 4 times x Now take the product of -8 and that expression and then add 6. To log in and use all the features of Khan Academy, please enable JavaScript in your browser. So triple a number means 3y 3y. 0000001602 00000 n Most questions answered within 4 hours. Explanation: Let us find the quantitative values of the numbers first. Notice that the phrase "decreased by" tells us to use subtraction. 0000044093 00000 n Answer It is like when you write $ to mean United States Dollars. An algebraic expression is a concise way of describing mathematical objects through the use of numbers, variables (letters), and arithmetic operations such as addition, subtraction, multiplication, and division. For example 1/2 of a number means 1/2 times a number. All Rights Reserved. 3n - 8. Direct link to jacob_tolle's post How could algebraic expre, Posted 7 years ago. Six plus one, the answer is seven. If of a number is 4 more than of the same number, what is the number? "Six less than.." means "Subtract 6 from". Twelve is sixteen less than four times a number. Confusing, I know. Direct link to Davis's post You can say 'divided by' , Posted a year ago. I like to think of fractions as segments of a pie or cake. 68 - 17 = x Answer: x = 51, so Jeanne needs $51 to buy the game. How do you simplify the expression #3x-x+4#? The following are easy examples that can help you get familiar with the operations of addition, subtraction, multiplication,and division. Latest answer posted October 03, 2011 at 2:12:01 PM. It is a variable because it varies each week, but the relationship between what the two friends eat always stays the same. If you make a mistake, choose a different button. they should to see if you are good thinking, why dose p+p-p+p+p work in the answers but some thing like 2 1/2 not work. Direct link to allyson's post of course., Posted 4 years ago. A large pizza pie with 15 slices is shared among p students so that each student's share is 3 slices. x + 6. . The inequality solver will then show you the steps to help you learn how to solve it on your own. eNotes.com will help you with any book or any question. "Twice A Number" eNotes Editorial, 24 July 2014, https://www.enotes.com/homework-help/twice-number-x-470096. Answer:2k+s-2im assuming. 0000071957 00000 n 0000003408 00000 n h pg g K V X+60 8 X-10 A fascypros 62, suppose that 25 basketball players,30 volleyball players, and 28 soccer players compose a varsity club 1.if no member plays at least two sports,how ma This is mostly used when you are multiplying a fraction times a number. plus the quantity s is just s as a number, then minus 2 is, This site is using cookies under cookie policy . In the problem above, x is a variable. 16 Ten times a quantity increased by two is nine. Direct link to SherlockHolmes.42's post Saying that n is the numb, Posted 4 years ago. 0 0000002721 00000 n %%EOF Summary:An algebraic equation is an equation that includes one or more variables. Almost always, the word "is" in an algebraic sentence denotes the symbol of equality. Express each of the following in the lowest form1) 12:72. 0000017473 00000 n 1 See answer Advertisement . If his friend Jenny always eats twice as many oranges in a week as Sam, then we can say that she eats "2x" oranges in a week. A link to the app was sent to your phone. Example 2: The difference of triple a number and 5. Now we're really close! (C). How do you write 5 less than 2 times a number as a variable expression? answered 10/01/15, Kimberly M. How do you write a product of a number and 2 as an expression? "two more than five". How do you write the variable expression for: a quotient of 2 and the sum of a number and 3 ? Our summaries and analyses are written by experts, and your questions are answered by real teachers. You can specify conditions of storing and accessing cookies in your browser, Divide and show your solution 1.97.2 2.52.5 3.94.5 4.41.6 5.312.3pa help po pls, what is the number of Xwhat is the meaning of twice , 2. Sometimes in math, we describe an expression with a phrase. Select your answer by clicking on its button. 8 minus some number : 8 - t : the difference between a number and 12 : w - 12 . (A)1/2 of 32. Find an answer to your question Twice a number k plus the quantity s minus 2. if the number is denoted #n#, then ##'a number and 3'# Write an algebraic expression for: twice a number k plus the quantity s minus 2. Directions: Select the algebraic equation that correctly represents the given sentence. In the problem above, x is avariable. Thus "twice a number x" can be written symbolically as 2x. 0000016836 00000 n Sometimes in math, we describe an expression with a phrase. How do you write a product of a number and 2 as an expression? The difference (use minus symbol) of triple a number and 5 should be written as 3y - 5. -> #2(n+3)#. How do you simplify the expression #3x-x+4#? Tysm smart gal/boii Advertisement Advertisement Direct link to pro's post they should to see if you, Posted 4 years ago. How do you evaluate the expression #2x+1# for #x=1#? Step-by-step explanation: thxm can you explain it? The sum on an odd integer and twice its consecutive is equal to equal to 3757. On the plate is still 1 whole cake or we could say there are two halves (2/2), if we divide 2 by 2 we get 1 or a whole cake (2/2). We know that "Double a number" means #2x#, where #x# is your mystery number. Twice a number minus seven equals four. And you didn't have to write it this way. So now the expression looks like: x-9. %PDF-1.4 % For Free. The given algebraic operations are such as. Then the following equation can represent this problem: We can subtract 17 from both sides of the equation to find the value of x. 0000013606 00000 n 0000097695 00000 n Add 1 plus 2 plus 3 plus 4. . How long will your trip take (in hours) if you travel 350 km at an average speed of 80 km\hr? 0000016663 00000 n Let's look at some examples of writing algebraic equations. How do you evaluate variable expressions? Direct link to E's post That's a great question! Thirty-two is twice a number increased by eight. how do i answer that? junyanyacooney10 junyanyacooney10 11/08/2020 Mathematics College answered Twice a number k plus the quantity s minus 2 1 See answer Advertisement Latest answer posted October 07, 2013 at 8:13:27 PM. In the problem, it says "nine less than a number x" which means that something is being taken away from the x so that is smaller. You can specify conditions of storing and accessing cookies in your browser, Twice a number k plus the quantity s minus 2, In an arithmetic sequence, the sum of the first 8 terms is 88. 0000008973 00000 n Direct link to Olivia S.'s post Can their be more than 1 , Posted 3 months ago. Answer: 2k+s-2 Step-by-step explanation: twice means 2 and k is just a number but as a letter. How could algebraic expression be used in everyday life? ! Less Than Or Equal To Type <= for "less than or equal to". Algebraic expressions are useful because they represent the value of an expression for all of the values a variable can take on. The symbols17 + x = 68form analgebraic equation. For instance: computer programming/computer science. An example of a variable that "x" might represent is the number of oranges a boy called Sam eats in a week. Replacing the variables with single letters (sometimes English alphabet, sometimes Greek alphabet - because the Greeks had a big role in inventing algebra, so we still use their alphabet today) is a shorthand. Of is the tricky word. Here is a table that summarizes common words for each operation: For example, the word product tells us to use multiplication. ), Find one half and one quarter quarter of the following When I was 4 years old, my sister was half my age. 0000016276 00000 n It makes comparing prices at a glance easier. None less than a number translates to x - 9. 0000018705 00000 n This is the idea of the type of math that is named algebra. Inside the parentheses, expect a sum when the statement just says "and". #2x-6#, which translates to "6 less than 2x" or "6 less than twice a number", 59237 views Let us know your assignment type and we'll make sure to get you exactly the kind of answer you need. The three main components of algebraic expressions are numbers, variables, and arithmetic operations. Direct link to Scyth Of Jewel's post why dose p+p-p+p+p work i, Posted 4 years ago. Example 3:The sum of the quotient of m and 2, and the product of 4 and n. Answer:In this case, the unknown numbers are already provided as m and n. Thats one less thing to worry about. Semi-retired with loads of real-life math experience. 1st quantity = twice of k = 2k 2nd quantity = only s = s 3rd quantity = only 2 = 2 The given algebraic operations are such as (quantity) + (quantity) - (quantity) Therefore the required expression is = 2k + s - 2 Try these yourself: 1. Let's look at an example in which the expression consists of more than one number and/or operation. Mark M. 0000017781 00000 n , ny members are there in the varsity club2.suppose that 5 basketball players are also volleyball players.No soccer player is also a volleyball or a basketball player.howw many members are there in the club. Direct link to Archer8888's post I like to think of fracti, Posted 6 years ago. Do not confuse this with "Six less." which means "Subtract from 6". 0000008841 00000 n Direct link to Michelle Hoeks's post So Ive got a math questi, Posted 4 years ago. 0000018939 00000 n Already a member? (B) 1/2 of 28. My questions is, what are other ways to say 'divided by' and can you give me examples? Direct link to Nicholas's post That is a common way to r, Posted 7 years ago. Posted 5 years ago. 297 51 can be written as the algebraic expression. Have you noticed that the division sign is a fraction line with two dots representing the numerator and denominator? Example 3: Write each phrase as an algebraic expression using the variable n. Phrase. Educators go through a rigorous application process, and every answer they submit is reviewed by our in-house editorial team. answered 10/04/15. 6 less than the quotient of z divided by 3 Write an algebraic expression for: 12 fewer than h hats. 0000098411 00000 n 0000017067 00000 n First, let's focus in on what is meant by "number x" This is an algebra problem, so it might help to try to build your expression (mathematical sentence without an equal sign) starting with x. Also, Algebra is a useful, logical way to help explain things. five more than twice a number. How do you write the variable expression for: a quotient of 2 and the sum of a number and 3 ? 0000010040 00000 n Direct link to LayLay12's post when it said six minus b , Posted 6 years ago. We know that "Double a number" means 2x, where x is your mystery number. Choose an expert and meet online. Latest answer posted September 07, 2010 at 12:47:25 PM. Second number is 3 more than twice the first number Second number = 3 + 2 x Therefore, the second number, in terms of the first number x, is 3 + 2 x. Examples:+ (addition), - (subtraction) , \times (multiplication) , (division). Divide 5400 among Arya, Ashwin and Amir in the ratio 1:2:6. 0000098126 00000 n Direct link to bruh's post Well, if b doesn't have v, Learn to write expressions for phrases like "3 more than x.". Example 1:Write each sentence as an algebraic equation. Then, you want "twice" that number, so multiply by 2. a Question 0000085393 00000 n "nine less" indicates subtraction ("less") and nine is how much less. can be written as the expression. Three times a number minus 8. You would set up an algebraic equation that demonstrates a number minus 9. to have twice this whole quantity (instead of, for instance, only n being doubled: put 'n +3' in brackets -> (n + 3) then to double it, put a 2 before the whole expression (n+3) -> 2(n + 3) the final expression: 2(n +3) Answer link MrsRudolph221 Dec 7, 2016 2 (n + 3) is probably what you are looking for. 0000018531 00000 n No packages or subscriptions, pay only for the time you need. For example, the phrase. 0000085678 00000 n For example, the phrase. If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked. The product of twice a number k - 12966561. answered The product of twice a number k 1 See answer Advertisement Advertisement alfonsogonzalesramir alfonsogonzalesramir Answer: 2k x k = 2. trailer 2023. Who are the experts?Our certified Educators are real professors, teachers, and scholars who use their academic expertise to tackle your toughest questions. 0000001341 00000 n Thus "twice a number x" can be written symbolically as 2x. Why do we replace numbers with letters/symbols? Lets say you & I split (divide) a cake, we take the 1 whole cake & slice it down the middle. 0000097941 00000 n Direct link to andrea's post So we had an expression a, Posted 3 years ago. The product of the 1st and the 8th terms is 120. One of the many reasons is that math is more precise and easier to work with than words are. 0000002224 00000 n 0000019325 00000 n See all questions in Variable Expressions. How do you write 5 less than 2 times a number as a variable expression. 0000018396 00000 n Find the number. Can their be more than 1 variable like 3xp. You take your half (1/2), now I have one half (1/2). You cannot change their sequence. Math, like any other language, has a way of communicating ideas. xref The difference of twice a number and five. . Therefore, the difference of the product and quotient is 7w - {\Large{{2 \over v}}}. So I would write 2(n + 3). Problem:Jeanne has $17 in her piggy bank. plus the quantity s is just s as a number, then minus 2 is =2k+s-2 i got it wrong thanks to you Advertisement Previous Advertisement Write an algebraic expression for: twice a number k plus the quantity s minus 2. Therefore, the expression is 2 (x-9) or 2 (x-9) If the perimeter is the sum of all four sides of the field, wow do you write an expression for the perimeter of the field . answered 10/02/15, Mathematics Teacher - NCLB Highly Qualified, Laura I. Calculate values for the 1st term., Given a parallelogram ABCD, the measures of angle B = 3x + 36 and angle D = 6x - 6 : find m angle A, mathlit how much will 350 learners pay for amount cost of 100, Find the area of the figure. Expression. You could have . Free math worksheets, charts and calculators, About Us | Contact Us | Advertise With Us | Facebook | Recommend This Page. 0000011270 00000 n It is critical that you understand these words or phrases in order to successfully write or interpret any given algebraic expression. Just the other day my mom used math to help teach a group of girls how to make a beaded ring. This site is using cookies under cookie policy . That's a great question! Try our Order of Operations Worksheet Generator. -> #'n+3'#. Twice the quantity translates to: 2( ). Example 3:Write each sentence as an algebraic equation. 0000005581 00000 n 0000019112 00000 n The symbols 17 + x = 68 form an algebraic equation. The product of 2 times a number is 10 2x = 10 One half a number is 10 x/2 = 10 Five times the sum of x and 2 5(x + 2) Seven is greater than x 7 > x Five times the difference of a number and 4 5(x - 4) Ten subtracted from 10 times a number is that number plus 5 10x - 10 = x + 5 The sum of 5x and 10 is . Latest answer posted February 25, 2016 at 6:48:45 PM. This is a question you should keep thinking about as we dig deeper into algebra. But why? It evolved from the fraction idea to make it a simpler concept in arithmetic. Direct link to 403824's post why is fraction considere, Posted 2 years ago. And we can see that, indeed, twice the number 3 is 6 as required. "p+p-p+p+p" is simply an expanded version of 4p well sort of when it said six minus b it said b-6 is wrong which is not true because b can be bigger than six thats why im asking someone to fix it. Among mathematicians the term "quantity" indicates that what follows is to be treated as a single expression. startxref You can see that "x" is a shorthand way of saying "number of oranges eaten per week". Get a free answer to a quick problem. How doI determine if this equation is a linear function or a nonlinear function? What is the formula with givens: Time, Distance, Speed or Velocity? Well, if b doesn't have value, b can go before or after six. answered 10/01/15, Knowledgeable Math, ESL, Behavioral, Core, SAT, SSAT, and K-6 Tutor. With our Essay Lab, you can create a customized outline within seconds to get started on your essay right away. With numbers 1 to 9, we have to make the answer 100. Start your 48-hour free trial to get access to more than 30,000 additional guides and more than 350,000 Homework Help questions answered by our experts. 0000071710 00000 n 35,000 worksheets, games, and lesson plans, Spanish-English dictionary, translator, and learning, Math Test Study guide Cant understand Have gone to multiple websites need help thanks, Twice the quantity of nine less than a number x, twice the quantity of (nine less than a number x). Similarly, when we describe an expression in words that includes a . If we divide 1 by 2 (1/2) we get 0.5 or a half! But before we delve into solving word problems that involve algebraic sentences . The key is to recognize that we are going to add a quotient and a product. A farmer has a rectangular field with a length of 30 yards and width of x yards. The cube of k k3 t raised to the fourth power t4 Equals Is equal to, the same as, is, are, the result of, will be, are, yields = x is equal to y x = y p is the same as q p = q Multiplication by 2 Two, two times, twice, twice as much as, double 2 Twice z 2z y doubled 2y Multiplication by Half of, one-half of, half as much as, one-half times 1 2 henry rifles h012gmrcc,