Mathematics, 27.11.2019 15:31, brooklyns357

Carolyne paid a mechanic x dollars per hour for a 5-hour job plus $70 for parts. the total charge was $320. which equation can be used to determine how much does a mechanic charge per hour?

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Carolyne paid a mechanic x dollars per hour for a 5-hour job plus $70 for parts. the total charge wa...