# Math – Word Sentences

Using complete sentences, describe the student error in the following solution:

The product of 4 and a number is 12 more than 92. What is the number?

Incorrect solution:

4n+12=92

4n=80

n=20

The number is 20.

### Comments for Math – Word Sentences

 Mar 10, 2011 Math - Word Sentences by: Staff The question: Using complete sentences, describe the student error in the following solution: The product of 4 and a number is 12 more than 92. What is the number? Incorrect solution: 4n+12=92 4n=80 n=20 The number is 20. The answer: First, let’s solve the problem. The product of 4 and a number is 12 more than 92. What is the number? It will be easier to see what is has been asked if you rewrite the sentence as follows: 4 times a number is 12 more than 92. What is the number? Substitute a multiplication sign (*) for “times”, substitute the variable n for “a number”, substitute an equal sign (=) for “is”, and substitute a plus sign (+) for “more than”. 4*n = 12 + 92 (this could also be written: 4*n = 92 + 12) 4n = 104 4n/4 = 104/4 n = 26 The number is 26 Using complete sentences, describe the student error. The student made the following error when writing the equation. The student placed the +12 on the left side of the equation instead of the right side. The +12 should be placed on the right side of the equation. Thanks for writing. Staff www.solving-math-problems.com

 Jul 14, 2015 math 4 me by: Anonymous if there are 124 seats on a bus 22 people are standing and 16 seats are empty how many people are on the bus?

 Jul 15, 2015 math 4 me NEW by: Staff T = total seats = 124 N = number of people standing = 22 E = number of empty seats = 16 P = number of people on the bus = unkown P = T – E + N P = 124 – 16 + 22 = 130 There are 130 people on the bus

 Aug 30, 2018 Solve equation NEW by: Anonymous A discrete random variable X takes the value of 0,1,2 with the probabilities of a,b,c respectively.Given that E(X)=4/3 and var(X)=5/9.Find the values of a,b and c

 Aug 30, 2018 Solve equation NEW by: Anonymous A discrete random variable X takes the value of 0,1,2 with the probabilities of a,b,c respectively.Given that E(X)=4/3 and var(X)=5/9.Find the values of a,b and c

 Aug 30, 2018 Solve equation NEW by: Anonymous A discrete random variable X takes the value of 0,1,2 with the probabilities of a,b,c respectively.Given that E(X)=4/3 and var(X)=5/9.Find the values of a,b and c

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 Oct 31, 2019 Gang NEW by: Anonymous She buys a coat in a sale for 64.68. This was 23% off. Calculate the original price of the coat.

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 Mar 20, 2020 Please help quick by: Anonymous . A business owner receives a \$5,000 loan with 13% interest, charged at the end of each year. Write an expression to represent the amount owed, in dollars, after two years of making no payments *

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 Apr 13, 2020 solve by: Anonymous You are starting your own small business in Albuquerque. You borrow\$10,000 from the bank at a 9% rate for 5 years.Find the interest you will pay on this loan.

 Apr 15, 2020 Interest formula NEW by: Anonymous To but a vehicle, Devin borrowed \$15,000 for 4 years at an annual simple rate of 2.5%. How much interest will he pay if he pays the entire loan off at the end of the third year? What is the total amount repaid for the loan?

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 Sep 22, 2020 help me NEW by: Anonymous Goplay Yogurt has 21 grams of protein in every 6-ounce serving. Pebble Pasture Yogurt has 25 grams of protein in every 10-ounce serving Use the information from the two different yogurt brands to answer the question below. Be sure to justify your reasoning. How many ounces of Pebble Pasture Yogurt will give you 20 grams of protein? Explain your reasoning.

 Oct 01, 2020 sample problems using compound interest NEW by: Anonymocus Three years ago, Merry put her savings worth 15,000.00 in an account providing a compound interest rate of 3.5% annually . find the value of her savings today

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 May 06, 2022 MAth NEW by: Anonymous Ayden surveyed 220 of the students in his school about their favorite color. 45% said their favorite color was purple. How many students' favorite color was purple?

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