The bill (parts and labor) for the repair of a car is $1110.50. The cost of the parts is $575. If the car mechanic chargers $42 per hour, how many hours did the mechanic work in the car?

Please help me, I don’t know where to begin the question.

Respuesta :

Answer:

Step-by-step explanation:

First you subtract the parts cost from the total bill to see the total cost of labor. After that divide that to 42 to see how many hrs they worked.