Evaluate and Solve: Equations and Expressions Quiz

Maria has 3 times as many apples as John. If John has x apples, write an equation to represent the number of apples Maria has. Evaluate the expression for x = 4. How many apples does Maria have?

• 8

• 12

• 10

• 15

A book costs $15. If you buy x books, write an equation to find the total cost. Evaluate the expression for x = 3. What is the total cost?

• The total cost is $30.

• The total cost is $60.

• The total cost is $45.

• The total cost is $15.

Tom is 5 years older than his sister. If his sister is x years old, write an equation to express Tom's age. Evaluate the expression for x = 10. How old is Tom?

• 10

• 20

• 5

• 15

A rectangle has a length that is twice its width. If the width is x meters, write an equation for the length. Evaluate the expression for x = 5. What is the length of the rectangle?

• 8 meters

• 12 meters

• 15 meters

• 10 meters

Samantha has $50. She spends x dollars on a toy. Write an equation to find out how much money she has left. Evaluate the expression for x = 20. How much money does she have left?

• 30

• 20

• 10

• 40

A car travels at a speed of 60 miles per hour. If it travels for x hours, write an equation to find the distance traveled. Evaluate the expression for x = 2. What is the distance?

• 150 miles

• 120 miles

• 100 miles

• 80 miles

A pizza is cut into x slices. If you eat 3 slices, write an equation to find out how many slices are left. Evaluate the expression for x = 8. How many slices are left?

• 4

• 6

• 5

• 7

A concert ticket costs $25. If you buy x tickets, write an equation for the total cost. Evaluate the expression for x = 4. What is the total cost?

• The total cost is $100.

• The total cost is $50.

• The total cost is $75.

• The total cost is $125.

Lily has x stickers. If she gives away 5 stickers, write an equation to find out how many stickers she has left. Evaluate the expression for x = 10. How many stickers does she have left?

• 0

• 3

• 5

• 10

A garden has x rows of flowers. If each row has 6 flowers, write an equation to find the total number of flowers. Evaluate the expression for x = 3. How many flowers are there in total?

• 24

• 18

• 30

• 12