Question

A plumber charges a $45 fee to make a house call and then $25 for each hour of labor. The plumber uses an equation in the form

y=mx+b to determine the amount to charge each customer.
What is the value of m in the equation?

Answer 1

m=25

Explanation:

Answer 2

$25

Explanation:

b= 45

x= number of hours

y= amount charged