184k views
0 votes
The cost to repair linda's car is $500, including parts and labor. the cost of parts is $140. if the cost of labor is $40 per hour, how many hours of labor did the repairs take?

1 Answer

5 votes
500=140+40h
minus 140 both sides
360=40h
divide y 40
9=h
9 hours
User Slaw
by
8.6k points