Question

When you got your car fixed, the cost for parts was $75. The cost for labor was $45 per hour. If the total cost was $255 . Find the number of hours

Answer 1

3.3

Explanation:

Hour : H

subtract the 75 from both sidesso the variable would be on one side and the knowns would be on the other side

45H + 75 = 225

-75 -75

Divide by 45 from both sides

45H = 150

÷45 ÷45

3.33