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twice a number k plus the quantity s minus 2

Algebraic expressions are useful because they represent the value of an expression for all of the values a variable can take on. If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked. 0000002067 00000 n In the problem above, x is a variable. Answer:x = 51, so Jeanne needs $51 to buy the game. 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. 0000017608 00000 n For example, the phrase. Feedback to your answer is provided in the RESULTS BOX. answered 10/04/15. 0000019325 00000 n One of the many reasons is that math is more precise and easier to work with than words are. 0000005581 00000 n How do you simplify the expression #3x-x+4#? 0000018396 00000 n Posted 5 years ago. Exercise 11.5. The difference (use minus symbol) of triple a number and 5 should be written as 3y - 5. (A)1/2 of 32. . You could have . 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. 0000003408 00000 n A link to the app was sent to your phone. (C). In the problem above, x is avariable. 6 less than the quotient of z divided by 3 Write an algebraic expression for: 12 fewer than h hats. How much money does she need to buy a game that costs $68? 0000016663 00000 n Can their be more than 1 variable like 3xp. 0000001341 00000 n Latest answer posted September 07, 2010 at 12:47:25 PM. Latest answer posted February 25, 2016 at 6:48:45 PM. 0000008841 00000 n Exercise A second number is 4 less than 3 times a first number. 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. Also, Algebra is a useful, logical way to help explain things. 0000071957 00000 n Algebraic expressions are useful because they represent the value of an expression for all of the values a variable can take on. So triple a number means 3y 3y. Add 1 plus 2 plus 3 plus 4. . So I would write 2(n + 3). So twice a number means 2x. Do not confuse this with "Six less" which means "Subtract from 6". How do you evaluate variable expressions? Notice that the phrase "decreased by" tells us to use subtraction. "Twice A Number" eNotes Editorial, 24 July 2014, https://www.enotes.com/homework-help/twice-number-x-470096. 0000011270 00000 n 0000084951 00000 n Explanation: <<277E800E0BCB7D49B5073CE66CA6BD91>]>> For example: why is fraction considered as a division? Direct link to pro's post they should to see if you, Posted 4 years ago. 0000016276 00000 n 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 write the variable expression for: a quotient of 2 and the sum of a number and 3 ? So we had an expression about division, and it's usually not as sweet and straightforward with obvious words like these. Let's look at some examples of writing algebraic equations. 297 51 can be written as the expression. 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. Divide 5400 among Arya, Ashwin and Amir in the ratio 1:2:6. 2(n + 3) is probably what you are looking for. It's saying that two plus three is the same thing as five. 0000010040 00000 n It is critical that you understand these words or phrases in order to successfully write or interpret any given algebraic expression. Answer Exercise 11.5. Thirty-two is twice a number increased by eight. 0000013606 00000 n With numbers 1 to 9, we have to make the answer 100. Here is a table that summarizes common words for each operation: For example, the word product tells us to use multiplication. 0000018705 00000 n Direct link to BoQuizard:'s post Is't 'of' a multiplicatio, Posted 4 years ago. kingkingdoms332 kingkingdoms332 02/06/2018 Mathematics Middle School answered expert verified Twice a number k plus the quantity s minus 1 See answer How doI determine if this equation is a linear function or a nonlinear function? Lets say you & I split (divide) a cake, we take the 1 whole cake & slice it down the middle. There should be a timer to see if you know it and you can do it fast enough. An example of a variable that "x" might represent is the number of oranges a boy called Sam eats in a week. In thirteen years she will be twenty-four years old. Hope that helps! 0000007851 00000 n Why do we replace numbers with letters/symbols? Take a look at the CS tutorials on Khan Academy and you'll see what I mean. Educators go through a rigorous application process, and every answer they submit is reviewed by our in-house editorial team. A large pizza pie with 15 slices is shared among p students so that each student's share is 3 slices. The key words for multiplication are: times, product, twice, doubled, multiplied, and of. 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. 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. Find an answer to your question Twice a number k plus the quantity s minus 2. And you didn't have to write it this way. Let us find the quantitative values of the numbers first. "Twice the quantity" means 2 times what in in the parentheses. For example 1/2 of a number means 1/2 times a number. Why use math if we can describe things in words? 2023 eNotes.com, Inc. All Rights Reserved, https://en.wikipedia.org/wiki/Mathematical_notation. 68 - 17 = x Answer: x = 51, so Jeanne needs $51 to buy the game. Akgdvnchbffb Akgdvnchbffb 15.08.2017 Math Primary School answered Twice a number k plus the quantity s minus 2 1 See answer Advertisement 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 With our Essay Lab, you can create a customized outline within seconds to get started on your essay right away. How? Direct link to Archer8888's post I like to think of fracti, Posted 6 years ago. Eleni is x years old. answered 10/01/15, Knowledgeable Math, ESL, Behavioral, Core, SAT, SSAT, and K-6 Tutor. Now we're really close! Example 2: The difference of triple a number and 5. It is like when you write $ to mean United States Dollars. How do you write a product of a number and 2 as an expression? 0000018531 00000 n Why cant we have an actual division sign? Now am 100. 0000016836 00000 n Latest answer posted October 09, 2017 at 12:54:39 AM. all the way to 100. 0000043840 00000 n Answer Exercise 11.5. Suzanne made a withdrawal of d dollars from her savings account. Eight minus two, the answer is six. Then, you want "twice" that number, so multiply by 2. a Question None less than a number translates to x - 9. 18 Four times a number minus twenty-nine is eleven. 16 Ten times a quantity increased by two is nine. Direct link to jacob_tolle's post How could algebraic expre, Posted 7 years ago. 0000018169 00000 n Confusing, I know. Accessed 4 Mar. Do not confuse this with "Six less." which means "Subtract from 6". 0000085203 00000 n Direct link to LayLay12's post when it said six minus b , Posted 6 years ago. Think of "of" meaning to multiply when you are working with fractions. Twice a number k plus the quantity s minus Get the answers you need, now! How old is my sister? That's not quite right. Therefore, the expression is 2 (x-9) or 2 (x-9) You can see that "x" is a shorthand way of saying "number of oranges eaten per week". This site is using cookies under cookie policy . But before we delve into solving word problems that involve algebraic sentences . Therefore, the difference of the product and quotient is 7w - {\Large{{2 \over v}}}. 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. When you see "quantity" used in math, it can mean the amount or it could mean ( ), which it does here. Latest answer posted October 07, 2013 at 8:13:27 PM. Select your answer by clicking on its button. How do you simplify the expression #3x-x+4#? To solve your inequality using the Inequality Calculator, type in your inequality like x+7>9. What do the letters R, Q, N, and Z mean in math? When I was 4 years old, my sister was half my age. Example 1:Write each sentence as an algebraic equation. 347 0 obj<>stream Let "x" represent itself as an unknown number. "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. 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 . 0000003908 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 , 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. Step-by-step explanation: thxm can you explain it? eNotes.com will help you with any book or any question. Direct link to Nicholas's post That is a common way to r, Posted 7 years ago. You would set up an algebraic equation that demonstrates a number minus 9. Direct link to allyson's post of course., Posted 4 years ago. Direct link to Kim Seidel's post Yes, "of" is a multiplica, Posted 2 years ago. 0000018939 00000 n Inside the parentheses, expect a sum when the statement just says "and". "Twice the quantity" means 2 times what in in the parentheses. xref 0000002721 00000 n Yes, "of" is a multiplication word when used with percents and fractions. For instance: computer programming/computer science. Math, like any other language, has a way of communicating ideas. 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=? (Sides meet at right angles. The probability that a coin turns up heads when it is tossed is 1/2. To log in and use all the features of Khan Academy, please enable JavaScript in your browser. Thus "twice a number x" can be written symbolically as 2x. 19 Three fifths of a number plus eight is fifty. The price of h pieces of candy is $2.00. "nine less" indicates subtraction ("less") and nine is how much less. Twice a number 2x Ten percent of x 0.10x . %%EOF 6n. 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. 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) 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. -5 plus the quantity of 4 times x Now take the product of -8 and that expression and then add 6. Just the other day my mom used math to help teach a group of girls how to make a beaded ring. 2023. Who are the experts?Our certified Educators are real professors, teachers, and scholars who use their academic expertise to tackle your toughest questions. 0 How do you write 5 less than 2 times a number as a variable expression. So "the quantity of nine less than a number x" is: (x-9). How long will your trip take (in hours) if you travel 350 km at an average speed of 80 km\hr? By signing up, you agree to receive useful information and to our privacy policy. 0000001782 00000 n How would you write this as an algebraic expression? Six times n plus three. The sum on an odd integer and twice its consecutive is equal to equal to 3757. 5 less than the product of 3 and a number : 3w - 5 : twice the difference between a number and 9 : 2(z - 9) . Among mathematicians the term "quantity" indicates that what follows is to be treated as a single expression. Explanation: Let us find the quantitative values of the numbers first. So twice a number means 2x 2x. How do you write a quotient of a number and 6 as an expression? The key is to recognize that we are going to add a quotient and a product. Making educational experiences better for everyone. But why? See all questions in Variable Expressions. Add 1 plus 2 plus . 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. (B) 1/2 of 28. Here is an example: Greater Than Or Equal To Type >= for "greater than or equal to". Let us know your assignment type and we'll make sure to get you exactly the kind of answer you need. -> #'a number +3'# The product of the 1st and the 8th terms is 120. why does the square over the square mean divided? How do you evaluate variable expressions? In this lesson, we learned how to write a sentence as an algebraic equation. Each piece of candy costs 25 cents. Almost always, the word "is" in an algebraic sentence denotes the symbol of equality. startxref The number "x" is represented as a letter because it is a variable. Now we're really close! Summary:An algebraic equation is an equation that includes one or more variables. My questions is, what are other ways to say 'divided by' and can you give me examples? Directions: Select the algebraic equation that correctly represents the given sentence. Direct link to Olivia S.'s post Can their be more than 1 , Posted 3 months ago. 0000003944 00000 n Twice a number minus seven equals four. 8 minus some number : 8 - t : the difference between a number and 12 : w - 12 . 0000098126 00000 n Direct link to E's post That's a great question! It evolved from the fraction idea to make it a simpler concept in arithmetic. Explanation: "Six less than.." means "Subtract 6 from". 1/2 of 64 (D) 1/2 of 54. 0000017996 00000 n if the number is denoted #n#, then ##'a number and 3'# 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 Direct link to Michelle Hoeks's post So Ive got a math questi, Posted 4 years ago. xb``g``c``` 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. 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). Choose an expert and meet online. how do i answer that? 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. So, the phrase. Most questions answered within 4 hours. The symbols 17 + x = 68 form an algebraic equation. #2x-6#, which translates to "6 less than 2x" or "6 less than twice a number", 59237 views

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