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5 votes
A plumber charges $15 per hour and a service fee of $40.

Which equation can be used to find y, the total amount she will charge for x hours of babysitting?
A y = 152-40
By=152 +40
(C) y=40x+15
Dy=40x-15

User Beddamadre
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2 Answers

5 votes
The correct answer is y=15x+40 because x is the amount of hours and she charges $15 an hour so 15x then no matter how long she’s working for she charges a flat service fee of $40 so put that together and it’s 15x+40.
User Igor Khrol
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3 votes
C is your answer because Y=40x+15 make more sense than A,B and C
User Soja
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