Farrah needs an electrician and must decide between 2 companies. For a service visit, Company A charges $50 to send an electrici
an plus $40/h. Company B charges $60 to send an electrician plus $36/h. The graph that models this situation is shown here. According to the graph, how long must each electrician work in order for the two to charge equal amounts?
Each line represents a technician. So if you want to know at what time the charges are equal, you need to see where the lines intersect. In this case, its 2.5 hours.