Question

8. It took Sharon 85 minutes to wash three cars. She spent x minutes on each car and 10 minutes

putting everything away. Solve 3x +10 = 85 to find out how long it took to wash each car.
a. 5.5 minutes
b. 28.3 minutes
c. 25 minutes
d. 31.65 minutes

Answer 1

c. 25 minutes

Explanation:

3x + 10 = 85

3x = 85 - 10

3x = 75

x = 25