Mathematics, 13.07.2019 19:30, gymnastcaitlyn1

Acar 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?

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Acar repair shop charged $80 per hour for labor and $210 for the parts of a car. if the total cost o...