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8 August, 11:24

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

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  1. 8 August, 11:29
    0
    44 + 45h = 179

    45h = 179 - 44

    45h = 135

    h = 135/45

    h = 3 < = = = it took 3 hrs to repair
  2. 8 August, 11:51
    0
    3 hours.

    $179-$44=$135

    $135/$45=3
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