Question

A plumber charges $70 per hour plus $40 for the call. What does he charge for 4 hours of work? What's the dependent, solution, independent, and function

Answer 1

440 is teh answer fam

Answer 2

Function:
C(cost) = 70h + 40

Solution:
C = 70(4) + 40
C = 280+40
C = $320