0000008973 00000 n Feedback to your answer is provided in the RESULTS BOX. What does the phrase "Twice a number x" mean? Her old balance was $350, and her new balance is $280. The difference (use minus symbol) of triple a number and 5 should be written as 3y - 5. 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. Direct link to andrea's post So we had an expression a, Posted 3 years ago. 68 - 17 = x Answer: x = 51, so Jeanne needs $51 to buy the game. all the way to 100. answered 10/01/15, Knowledgeable Math, ESL, Behavioral, Core, SAT, SSAT, and K-6 Tutor. 0000017473 00000 n 0000071710 00000 n For instance: computer programming/computer science. 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. Well for one, I think that particular assignment only deals with variables. An example of a variable that "x" might represent is the number of oranges a boy called Sam eats in a week. Eight minus two, the answer is six. Expression. 5 less than the product of 3 and a number : 3w - 5 : twice the difference between a number and 9 : 2(z - 9) . There should be a timer to see if you know it and you can do it fast enough. 0000001782 00000 n To solve your inequality using the Inequality Calculator, type in your inequality like x+7>9. Example 2:Write each sentence as an algebraic equation. ! The symbols17 + x = 68form analgebraic equation. 2n + 5. the product of a number and 6. If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked. You have numbers 1,2,3,4,5,6,7,8,9. 8 minus some number : 8 - t : the difference between a number and 12 : w - 12 . Write an algebraic expression for: twice a number k plus the quantity s minus 2. Math Algebra Pre Algebra Question Write an algebraic expression for: 8 more than s stripes. eNotes.com will help you with any book or any question. plus the quantity s is just s as a number, then minus 2 is, This site is using cookies under cookie policy . Direct link to LayLay12's post when it said six minus b , Posted 6 years ago. Let "x" represent itself as an unknown number. Notice that the phrase "decreased by" tells us to use subtraction. With our Essay Lab, you can create a customized outline within seconds to get started on your essay right away. Free math worksheets, charts and calculators, About Us | Contact Us | Advertise With Us | Facebook | Recommend This Page. Hope that helps! It is like when you write $ to mean United States Dollars. The number "x" is represented as a letter because it is a variable. 0000001341 00000 n 0000019463 00000 n 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. Divide 5400 among Arya, Ashwin and Amir in the ratio 1:2:6. 0000017241 00000 n Semi-retired with loads of real-life math experience. Add 1 plus 2 plus 3 plus 4. . Thus "twice a number x" can be written symbolically as 2x. Direct link to Scyth Of Jewel's post why dose p+p-p+p+p work i, Posted 4 years ago. 2023. Who are the experts?Our certified Educators are real professors, teachers, and scholars who use their academic expertise to tackle your toughest questions. 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. In thirteen years she will be twenty-four years old. You take your half (1/2), now I have one half (1/2). How doI determine if this equation is a linear function or a nonlinear function? f=? Direct link to E's post That's a great question! Get a free answer to a quick problem. And you didn't have to write it this way. Almost always, the word "is" in an algebraic sentence denotes the symbol of equality. Confusing, I know. 0000017996 00000 n Three times a number minus 8. 0000012477 00000 n 0000003944 00000 n Find an answer to your question Twice a number k plus the quantity s minus 2. 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 Direct link to BoQuizard:'s post Is't 'of' a multiplicatio, Posted 4 years ago. Now am 100. 0000018169 00000 n When you see "quantity" used in math, it can mean the amount or it could mean ( ), which it does here. How long will your trip take (in hours) if you travel 350 km at an average speed of 80 km\hr? 0000097695 00000 n can be written as the expression. Direct link to ~panda boy jickle~'s post why does the square over , Posted 5 years ago. Answer twice means 2 and k is just a number but as a letter. It is a variable because it varies each week, but the relationship between what the two friends eat always stays the same. 0000098411 00000 n Does that mean if the coin is tossed twice, we will get one heads. 6 (n + 3) One less than five times a number. Example 3:Write each sentence as an algebraic equation. Akgdvnchbffb Akgdvnchbffb 15.08.2017 Math Primary School answered Twice a number k plus the quantity s minus 2 1 See answer Advertisement The sum (use plus symbol) of twice a number and 3 3 can be written as 2x+3 2x + 3. 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. -5 plus the quantity of 4 times x Now take the product of -8 and that expression and then add 6. Twice a number minus seven equals four. The given algebraic operations are such as. 0000001602 00000 n x + 6. Step-by-step explanation: thxm can you explain it? 0000005581 00000 n Find an expression for thrice of s, added with twice of t and subtraction of 9. 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. Most questions answered within 4 hours. 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 . 2(n + 3) is probably what you are looking for. It makes comparing prices at a glance easier. For example, the phrase. 0000085678 00000 n The quantity of 3 plus 5 multiplied by a number (3 + 5)n. If we divide 1 by 2 (1/2) we get 0.5 or a half! Similarly, when we describe an expression in words that includes a variable, we're describing an algebraic expression, an expression with a variable. The symbols 17 + x = 68 form an algebraic equation. Twice the quantity translates to: 2( ). Exercise A second number is 4 less than 3 times a first number. What do the letters R, Q, N, and Z mean in math? Then, you want "twice" that number, so multiply by 2. a Question Inside the parentheses, expect a sum when the statement just says "and". 19 Three fifths of a number plus eight is fifty. 6n. This is mostly used when you are multiplying a fraction times a number. Latest answer posted October 07, 2013 at 8:13:27 PM. Thus "twice a number x" can be written symbolically as 2x. Can their be more than 1 variable like 3xp. Examples:+ (addition), - (subtraction) , \times (multiplication) , (division). answered 10/01/15, Kimberly M. 0000084951 00000 n 297 0 obj <> endobj Do not confuse this with "Six less." which means "Subtract from 6". How do you write 5 less than 2 times a number as a variable expression? Six plus one, the answer is seven. How do you write a quotient of a number and 6 as an expression? Explanation: So Ive got a math question but cant understand the second part. answered 10/02/15, Mathematics Teacher - NCLB Highly Qualified, Laura I. A farmer has a rectangular field with a length of 30 yards and width of x yards. (C). Let us know your assignment type and we'll make sure to get you exactly the kind of answer you need. junyanyacooney10 junyanyacooney10 11/08/2020 Mathematics College answered Twice a number k plus the quantity s minus 2 1 See answer Advertisement Copyright 2020 Math Goodies. Just the other day my mom used math to help teach a group of girls how to make a beaded ring. There are lots of different ways algebraic expressions are used in everyday life. So "the quantity of nine less than a number x" is: (x-9). Why do we replace numbers with letters/symbols? For example: why is fraction considered as a division? 5+2 5+2. 18 Four times a number minus twenty-nine is eleven. The sum on an odd integer and twice its consecutive is equal to equal to 3757. 6 less than the quotient of z divided by 3 Write an algebraic expression for: 12 fewer than h hats. When I was 4 years old, my sister was half my age. 0000000016 00000 n But before we delve into solving word problems that involve algebraic sentences . #2x-6#, which translates to "6 less than 2x" or "6 less than twice a number", 59237 views Example 1:Write each sentence as an algebraic equation. "Twice A Number" eNotes Editorial, 24 July 2014, https://www.enotes.com/homework-help/twice-number-x-470096. Twice a number k plus the quantity s minus Get the answers you need, now! How do you evaluate variable expressions? Summary:An algebraic equation is an equation that includes one or more variables. Well, if b doesn't have value, b can go before or after six. The sum (use plus symbol) of twice a number and 3 can be written as 2x+3. In the problem above, x is avariable. 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 Solution:Let x represent the amount of money Jeanne needs. 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 Lets go over some common words or phrases that describe the four arithmetic operations. The key is to recognize that we are going to add a quotient and a product. So now the expression looks like: x-9. 0000013606 00000 n Each piece of candy costs 25 cents. Eleni is x years old. 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. 0000019325 00000 n A large pizza pie with 15 slices is shared among p students so that each student's share is 3 slices. Example 2: The difference of triple a number and 5. Direct link to jacob_tolle's post How could algebraic expre, Posted 7 years ago. The key words for multiplication are: times, product, twice, doubled, multiplied, and of. For example, the phrase. Tysm smart gal/boii Advertisement Advertisement Algebraic expressions are useful because they represent the value of an expression for all of the values a variable can take on. Now we're really close! the quotient of k and 7 \Large{{k \over 7}}, Example 1: The sum of twice a number and 3. This is the idea of the type of math that is named algebra. Yes, "of" is a multiplication word when used with percents and fractions. "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. If you're seeing this message, it means we're having trouble loading external resources on our website. For example 1/2 of a number means 1/2 times a number. Latest answer posted February 25, 2016 at 6:48:45 PM. 0000016836 00000 n Let's look at some examples of writing algebraic equations. 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. Exercise 11.5. Direct link to Archer8888's post I like to think of fracti, Posted 6 years ago. Direct link to bruh's post Well, if b doesn't have v, Learn to write expressions for phrases like "3 more than x.". Twice a number 2x Ten percent of x 0.10x . Accessed 4 Mar. 0000085393 00000 n In this lesson, we learned how to write a sentence as an algebraic equation. Twice the quantity usually means, "get ready for parentheses". Find the value of x. n11's. Answer Exercise 11.5. None less than a number translates to x - 9. Answer:2k+s-2im assuming. Direct link to Michelle Hoeks's post So Ive got a math questi, Posted 4 years ago. To log in and use all the features of Khan Academy, please enable JavaScript in your browser. This site is using cookies under cookie policy . Making educational experiences better for everyone. 0000002224 00000 n "nine less" indicates subtraction ("less") and nine is how much less. Also, Algebra is a useful, logical way to help explain things. It evolved from the fraction idea to make it a simpler concept in arithmetic. xb``g``c``` 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) 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. 0000002067 00000 n (B) 1/2 of 28. So twice a number means 2x 2x. So we had an expression about division, and it's usually not as sweet and straightforward with obvious words like these. . 17 When fourteen is added to two times a number the result is six. What is the formula with givens: Time, Distance, Speed or Velocity? We know that "Double a number" means #2x#, where #x# is your mystery number. Posted 5 years ago. Latest answer posted October 03, 2011 at 2:12:01 PM. For Free. How do you write a quotient of a number and 6 as an expression? . Problem:Jeanne has $17 in her piggy bank. 297 51 "two more than five". By signing up, you agree to receive useful information and to our privacy policy. 0000017067 00000 n We know that "Double a number" means 2x, where x is your mystery number. Let us find the quantitative values of the numbers first. With numbers 1 to 9, we have to make the answer 100. kingkingdoms332 kingkingdoms332 02/06/2018 Mathematics Middle School answered expert verified Twice a number k plus the quantity s minus 1 See answer 0000043840 00000 n answered 10/04/15. (A)1/2 of 32. 0000071957 00000 n How? How do you translate into symbols: The difference of six squared and b? 0000011270 00000 n 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. . Answer: Let variable x be the unknown number. 0000016663 00000 n . Direct link to allyson's post of course., Posted 4 years ago. Have you noticed that the division sign is a fraction line with two dots representing the numerator and denominator? 12 20 24 28 please help I have new clue what it is asking. Therefore, the difference of the product and quotient is 7w - {\Large{{2 \over v}}}. So "the quantity of nine less than a number x" is: (x-9). One of the many reasons is that math is more precise and easier to work with than words are. How old is my sister? 0000098126 00000 n The three main components of algebraic expressions are numbers, variables, and arithmetic operations. So now the expression looks like: x-9. 16 Ten times a quantity increased by two is nine. 0000018531 00000 n Here is an example: Greater Than Or Equal To Type >= for "greater than or equal to". 0000018396 00000 n How do you write a product of a number and 2 as an expression? 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. How do you write the variable expression for: a quotient of 2 and the sum of a number and 3 ? ), Find one half and one quarter quarter of the following It is critical that you understand these words or phrases in order to successfully write or interpret any given algebraic expression. How do you evaluate the expression #2x+1# for #x=1#? 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. startxref Six more than a number. Sometimes in math, we describe an expression with a phrase. The price of h pieces of candy is $2.00. Solution Verified Create an account to view solutions How do you write a product of a number and 2 as an expression? The following are easy examples that can help you get familiar with the operations of addition, subtraction, multiplication,and division. five more than twice a number. Direct link to Olivia S.'s post Can their be more than 1 , Posted 3 months ago. A link to the app was sent to your phone. So twice a number means 2x. 2023 eNotes.com, Inc. All Rights Reserved, https://en.wikipedia.org/wiki/Mathematical_notation. around the world. Subtracted, minus, difference, less than, decreased by. 0000018705 00000 n So I would write 2(n + 3). See all questions in Variable Expressions. , Posted 5 years ago. 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=? 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). You can see that "x" is a shorthand way of saying "number of oranges eaten per week". Answer: 2k+s-2 Step-by-step explanation: twice means 2 and k is just a number but as a letter. 0000002721 00000 n 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. Express each of the following in the lowest form1) 12:72. Algebraic expressions are useful because they represent the value of an expression for all of the values a variable can take on. Example 3: Write each phrase as an algebraic expression using the variable n. Phrase. 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. 0000003408 00000 n How could algebraic expression be used in everyday life? 0000003908 00000 n But why? How would you write this as an algebraic expression? And we can see that, indeed, twice the number 3 is 6 as required.

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