Real-Life Linear Expressions: Solve & Interpret Problems

Maria has 5 more than twice the number of apples that John has. If John has x apples, write an expression for the number of apples Maria has. What does this expression equal if John has 4 apples?

• 10

• 13

• 15

• 8

A book costs $15, and a magazine costs $5. If you buy x magazines, write an expression for the total cost of the books and magazines. How much will it cost if you buy 3 magazines?

• 20

• 30

• 25

• 35

A car rental company charges a flat fee of $20 plus $0.50 per mile driven. Write an expression for the total cost of renting a car for x miles. What is the total cost if you drive 100 miles?

• $90

• $100

• $70

• $50

Liam is saving money to buy a video game that costs $60. He currently has $20 and saves $5 each week. Write an equation to represent the number of weeks it will take for Liam to save enough money. How many weeks will it take?

• 8 weeks

• 12 weeks

• 10 weeks

• 6 weeks

A farmer has a total of 120 apples. He sells x apples each day. Write an expression for the number of apples left after 3 days. How many apples are left if he sells 10 apples each day?

• 80

• 100

• 70

• 90

Samantha is making gift bags for a party. Each bag contains 3 candies and x toys. Write an expression for the total number of items in one gift bag. How many items are in a bag if she includes 4 toys?

• 10

• 5

• 7

• 8

A concert ticket costs $50, and there is a service fee of $10. Write an expression for the total cost of buying x tickets. What is the total cost if you buy 2 tickets?

• 120

• 90

• 110

• 100

A swimming pool is being filled with water at a rate of 10 gallons per hour. Write an expression for the total gallons of water after x hours. How many gallons will be in the pool after 5 hours?

• 30 gallons

• 70 gallons

• 50 gallons

• 100 gallons

A bakery sells cupcakes for $3 each and cookies for $2 each. If you buy x cupcakes and y cookies, write an expression for the total cost. What is the total cost if you buy 4 cupcakes and 3 cookies?

• 18

• 21

• 12

• 15

A school is organizing a field trip. The cost per student is $25, and there are x students attending. Write an expression for the total cost of the trip. What is the total cost if 30 students attend?

• 750

• 600

• 900

• 500