Matthew earns extra money by doing odd jobs for his neighbors. He charges a flat fee of $20 plus $7 per hour for each job. If he earned $90

Question

Matthew earns extra money by doing odd jobs for his neighbors. He charges a flat fee of $20 plus $7 per hour for each job. If he earned $90 for a job he did last week, how many hours did he work?

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MichaelMet 4 years 2021-07-26T09:28:22+00:00 1 Answers 27 views 0

Answers ( )

  1. haidang
    0
    2021-07-26T09:29:53+00:00
    Reply

    Answer:

    10 hours

    Step-by-step explanation:

    ok so we know he is getting payed $20 + $7 every hour so what i would do is keep the multiply the 7 till you get 70 so thats 7×10=70 and 70+20=90 so he worked for 10 hours last week 🙂  i hope this helps, i tried my best to explain it

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