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A electrician charges $45 per hour and spends $20 a day on gasoline.Write an algebraic expression to represent his earnings for one day.

2 Answers

3 votes
y= earnings of the electrician
x=hrs working
y=45x-20
Since he charges 45 dollars an hour you subtract 20, which is the amount he spends, and get the earnings of the day
User Justin Khoo
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3 votes
(45 X 24) - 20

hope this helps!
User Jose Marques
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