A plumber charges a service fee of $40 plus $25 per hour for labor. Write a function rule for the total cost of hiring the plumber for a job that takes x hours. How much would it cost to hire the plumber for a job that takes 4 hours?

Question

Rachael Lawson

Mathematics

24 September, 01:42

A plumber charges a service fee of $40 plus $25 per hour for labor. Write a function rule for the total cost of hiring the plumber for a job that takes x hours. How much would it cost to hire the plumber for a job that takes 4 hours?

+2

Answers (1)

Know the Answer?

Darren Shields · Answer 1

40+25x = total price four hours=40 + (25*4) or 140

Step-by-step explanation:

40 is original and 25 is per hour. so 40+25x (x stands for hours) and 40+25x if 4 is the variable it is 40 + (25*4)