how to solve this inequality problem

Mathematics
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The bill for the repair of a computer was $179. The cost of the parts was $44, and the labor charge was $45 per hour. How many hours did it take to repair the computer?

Dec 12th, 2014

Take the total cost ($179), and subtract the cost of the parts.  179-44=135. Next divide 135/45 =3.07 hours

Dec 12th, 2014

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Dec 12th, 2014
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