A car repair shop charged $80 per hour for labor and $210 for the parts of a car. If the total cost of repair for the car was $490, how many hours did it take to repair the car?
options:
1) 0.59
2) 2.71
3) 3.50
4) 8.75

Question

A car repair shop charged $80 per hour for labor and $210 for the parts of a car. If the total cost of repair for the car was $490, how many hours did it take to repair the car? 
 options:
	1)	0.59
	2)	2.71
	3)	3.50
	4)	8.75

tkhunny · Answer

Have you considered defining an appropriate variable to assist you in your quest?

"how many hours did it take to repair the car"

Define that!

H = The number of hours it took to repair the car

You're about half done.