Dilbert recently hired a roofer to do some necessary work. On the final bill, Dilbert was charged a total of $1160. $480 was listed for parts and the rest for labor. If the hourly rate for labor was $68, how many hours of labor was needed to complete the job? (A) First write an equation you can use to answer this question. Use as your variable. The equation is (B) Solve your equation in part (A) to find the number of labor hours needed to do the job. Answer: The number of labor hours was