Algebraic Equation Word Problems

The product of a number and 4 is equal to 28. What is the number?

• 6

• 7

• 8

• 9

If 5 is added to a number, the result is equal to 3 times the number. What is the number?

• 2.5

• 3

• 3.5

• 4

A number is decreased by 7, and the result is multiplied by 3 to give 21. What is the number?

• 10

• 11

• 12

• 13

If a number is multiplied by 6 and then 9 is subtracted, the result is 27. What is the number?

• 5

• 6

• 7

• 8

The sum of a number and 3 times another number is 21. If the second number is 5, what is the first number?

• 3

• 4

• 5

• 6

If a number is divided by 4 and then 7 is added, the result is 15. What is the number?

• 28

• 30

• 32

• 34

The sum of three consecutive integers is 51. What is the smallest of these integers?

• 16

• 17

• 18

• 19

Kenneth has g gumballs. Maggie has 29 fewer gumballs than Kenneth. Choose the expression that shows how many gumballs Maggie has.

• g+29

• g-29

• 29g

• g ÷ 29

A cell phone company charges $40 per month plus a $35 activation fee. What is the expression for the total cost for m months?

• 40 - 35m

• 40m - 35

• 40m + 35

• 40 + 35

Twice a number is 24.

• 2n = 24

• 2/n = 24

• 2 + n = 24

• 2 - n = 24