Solving Two-Step Equations: Word Problems & Inverses

Maria has 12 apples. She gives some to her friend and now has 5 apples left. How many apples did she give away?

• 6

• 7

• 4

• 3

A book costs $15. If you have $50, how many books can you buy?

• 3

• 5

• 4

• 2

Tom is 3 years older than his sister. If his sister is x years old, write an equation to find Tom's age if the total of their ages is 27.

• 12

• 21

• 15

• 18

A movie ticket costs $8. If you buy 3 tickets and pay with a $50 bill, how much change will you receive?

• $26

• $30

• $18

• $20

The sum of a number and 9 is 25. What is the number?

• 15

• 20

• 10

• 16

A rectangle has a length that is 4 meters longer than its width. If the width is w meters, write an equation for the perimeter of the rectangle if it is 28 meters.

• The equation for the perimeter is 28 = 2(w + 4) + 4.

• The equation for the perimeter is 28 = 2(w + 4) + 2w.

• The equation for the perimeter is 28 = 2((w + 4) + w).

• The equation for the perimeter is 28 = 2(w + 4) - w.

You have a total of $120. You spend $30 on a game and then divide the remaining money equally among 3 friends. How much does each friend get?

• 10

• 30

• 20

• 40

A car rental company charges a flat fee of $50 plus $20 for each day you rent the car. If you paid $130, how many days did you rent the car?

• 5 days

• 3 days

• 4 days

• 2 days

The total cost of 5 notebooks and 3 pens is $20. If each notebook costs $2, how much does each pen cost?

• $4.00

• $3.33

• $2.50

• $5.00

A gardener has 30 flowers. He plants some in the garden and has 12 left. How many flowers did he plant?

• 15

• 20

• 10

• 18