The total cost of hiring Paul the plumber is a function of the card number of hours needed to complete the repair. Paul charges $40 per hour up to a box mom of eight hours, plus a $75 service charge.

Answer:
A y = 40x + 75
B 1 hour = 115
2 hour = 155
3 hour = 195
4 hour = 235
5 hour = 275
6 hour = 315
C, D, E look at pic below
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