Find the best answers to your questions with the help of IDNLearn.com's expert contributors. Discover the information you need from our experienced professionals who provide accurate and reliable answers to all your questions.

An auto repair shop charged a customer $170 to repair a car. The bill listed $50 for parts and the
remainder for labor. If the cost of labor is $30 per hour, how many hours of labor did it take to repair
the car?