Solve for the Unknown: Two-Step Equation Challenges

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

• 10

• 7

• 3

• 2

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 the sister is x years old, how old is Tom?

• x + 3

• 2x + 3

• x + 5

• x - 3

A movie ticket costs $10. If you buy 3 tickets and pay with a $50 bill, how much change do you get back?

• $20

• $25

• $30

• $15

Lisa has twice as many marbles as John. If John has x marbles, how many marbles does Lisa have?

• x/2

• x

• 2x

• 3x

A shirt costs $25 after a discount of $5. What was the original price of the shirt?

• $20

• $25

• $30

• $35

The perimeter of a rectangle is 30 meters. If the length is 10 meters, what is the width?

• 5 meters

• 4 meters

• 8 meters

• 6 meters

A car rental company charges a flat fee of $20 plus $0.50 per mile driven. If you paid $45, how many miles did you drive?

• 30 miles

• 70 miles

• 40 miles

• 50 miles

A gardener has 40 flowers. He plants some and has 15 left. How many flowers did he plant?

• 10

• 25

• 30

• 20

A box contains x chocolates. If you eat 7 chocolates and have 13 left, how many chocolates were in the box originally?

• 30

• 15

• 25

• 20