SOLUTION: a mechanic charges a diagnostic fee of $ 35, plus $42.50 per hour for labor. If ur bill on ur car repair was $268.75 without parts, how many hours did the mechanic work on ur car?

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Question 49403: a mechanic charges a diagnostic fee of $ 35, plus $42.50 per hour for labor. If ur bill on ur car repair was $268.75 without parts, how many hours did the mechanic work on ur car?
Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
where 'x' is the amount of hours of work:
35 + 42.5x = 268.75
42.5x = 233.75
x = 5.5 worked hours