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Mathematics, 01.10.2021 17:00 sabrinaarriagaowe3gt

a plumber charges a flat fee of $32.50 for service call, plus $18 per hour while on the job. We would like to write and equation to model the relationship between the amount charged for a job in the number of hours required to complete the job. a) what is the y-intercept of your model? Write a sentence using correct unit to interpret the meaning of the y-intercept in the context of the problem. b) What is the slope of your model? Write a sentence using correct unit to interpret the meaning of the slope in the context of the problem. c) Write an equation in slope intercept form expressing the relationship between the amount charged for a job and the number of hours required to complete the job. Define your variables. d) Use your equation to predict the cost of a plumbing repair that took 3 hours to complete. e) use your equation to determine how many hours the plumber worked if he charged $140.50 for a certain job

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a plumber charges a flat fee of $32.50 for service call, plus $18 per hour while on the job. We woul...
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