SOLUTION: It costs $44 per hour plus a flat fee of $23 for a plumber to make a house call. After writing an equation for this situation, suppose the total cost to have a plumber come to a ho
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Question 813456: It costs $44 per hour plus a flat fee of $23 for a plumber to make a house call. After writing an equation for this situation, suppose the total cost to have a plumber come to a house is $331. How many hours did the plumber work?
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
23+44x=331
44x=331-23
x=308/44
x=7 hrs
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