Mathematics, 28.01.2020 13:57 jackrider6563

1. paul’s plumbing charges a flat fee of $90 plus $40/h for a plumbing job. perfect pipes charges a flat fee of $60 plus $55/h for a plumbing job.

write an expression to represent the total cost of a plumbing job for paul’s plumbing using h to represent the time, in hours, of a plumbing job.

2.write an expression to represent the total cost of a plumbing job for perfect pipes using h to represent the time, in hours, of a plumbing job.

3.find the cost of a 3-hour-long plumbing job at paul’s plumbing? show how you used your expression to find the cost.

4.find the cost of a 3-hour-long plumbing job at perfect pipes? show how you used your expression to find the cost.

5. if your friend needed to hire a plumber for a 3 hour long job, which company would recommend and why? write at least one complete sentence that includes the values you found above and an explanation of how you came to your decision.

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