Darylynroecats Darylynroecats
  • 24-10-2016
  • Mathematics
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The cost to repair linda's car is $500, including parts and labor. the cost of parts is $140. if the cost of labor is $40 per hour, how many hours of labor did the repairs take?

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apologiabiology
apologiabiology apologiabiology
  • 25-10-2016
500=140+40h
minus 140 both sides
360=40h
divide y 40
9=h
9 hours
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