Which of the following would you add to each side of the equation x - 7 = 12 + 3 to get the variable by itself?

A. 9

B. 3

C. 12

D. 7

1/3 of a pizza remains, and Seth and Ethan want to split it evenly. What fraction of the original pizza will each get?

Andy buys a computer that cost $575. The sales tax is 5%. Describe a method he could use to estimate the sales tax. Will the estimated tax be greater or less than the actual tax.

How much is 1+1x3x6+2x20-100/3x20

How to write p multiplied by 4 as an algebraic expression

Expression for the sum of 200 and a number y

If 14x = 14--√131413, what value of x makes this equation true?

What numbers have 100 as the LCM

Twelve is what percent of 60

Is 14.114 greater or less than 141.14 or =

How to multiply mixed numbers