SOLUTION: An auto repair shop charged a customer $280 to repair a car. The bill listed $80 for parts and the remainder for labor. If the cost of labor is $50 per hour, how many hours of labo

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Question 1171390: An auto repair shop charged a customer $280 to repair a car. The bill listed $80 for parts and the remainder for labor. If the cost of labor is $50 per hour, how many hours of labor did it take to repair the car?

Answer by ikleyn(52786)   (Show Source): You can put this solution on YOUR website!
.

    how many hours of labor =  =  = 4 hours.    ANSWER

Solved.

The formula is SELF-EXPLANATORY.



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