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dusya [7]
3 years ago
13

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

it take to repair the computer?
1. write an equation using h for the number f hours it took to repair the computer

2. solve the equation

this is a 2 step equation plz show the steps thank you
Mathematics
1 answer:
Cloud [144]3 years ago
4 0
Alright! First you'd subtract the amount of the part ($44) from your total ($179), then you'd divide by the rate of cost ($45). Your equation would be:
($179 - $44) ÷ $45 = h.

Then you solve:
($179 - $44) = $135
($135 ÷ $45) = 3
h = 3.

The answer is 3 hours.
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