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9 October, 20:07

A computer repair bill was $225.

This included $75 for parts and $50 for each hour of labor.

Find the number of hours of labor.

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Answers (1)
  1. 9 October, 23:21
    0
    Let's write an equation to describe the situation:

    25 + 50x = 225

    Now solve for x (number of hours of labor):

    25 - (25) + 50x = 225 - (25)

    50x = 200

    50x / (50) = 200 / (50)

    x = 4

    The answer is 4 hours.
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