A1 plumbing service charges $35 per hour plus a $25 travel charge for a service call. Good guys plumbing repair charges $40 per hour for a service call with no travel charge. How long must a service call be for the two companies to charge the same amount?

Respuesta :

Answer: 5 hours

Step-by-step explanation: the equation is

35x + 25 = 40x just solve it to get 5