Ralph is an electrician. he cgarges an initial fee of $16 plus $33 per hour if ralph earned $197 on a job how long did the job take

Question

Mathematics

Emerson Randolph

13 December, 17:55

Ralph is an electrician. he cgarges an initial fee of $16 plus $33 per hour if ralph earned $197 on a job how long did the job take

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Answers (1)

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Brutus · Answer 1

x=#of hours worked

33 per hour or 33x (since 33 times every hour)

initial fee is independed of hours so

fee=33x+16

if fee=197 then solve for hours or x

197=33x+16

subtract 16 from both sides

181=33x

divide both sides by 33

5.4848484848=x

he worked 5.48 hours