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eyerlyamara
eyerlyamara eyerlyamara
  • 24-06-2016
  • Mathematics
Answered

Ralph is an electrician. He charges an initial fee of $24, plus $33 per hour. If Ralph earned $189 on a job, how long did the job take?

Verified Answer :

olemakpadu
olemakpadu olemakpadu
  • 24-06-2016

Charge of Ralph:

Charge = $24  + $33 per hour

Let the time worked be = x.

For x hours, the cost = 33*x = 33x

Charge = 24 + 33x

24 + 33x = 189

33x = 189 - 24

33x = 165

x = 165/33

x = 5

The job took 5 hours.

I hope this helped.

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Akumaya
Akumaya Akumaya
  • 30-04-2021

Answer:

x=5

have a good day

Answer Link

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