Every repair bill at Chuckie’s Service Spot includes a fixed charge for an estimate of the repairs plus an hourly fee for labor.
Jack paid $123 for a TV repair that required 3 hours of labor. Nina paid $65 for a DVD player repair that required 1 hour of labor. What is the hourly fee for labor at Chuckie’s?
HINT HINT HINT
Create two ordered pairs and calculate the slope (also known as the rate of change)