Question

Many plumbers charge a flat rate to come to a house to look at a problem and then an hourly rate depending upon how many hours the problem takes to fix. One plumber charges a flat fee of $45 to come to the house and then $50 per hour. If h represents the number of hours that the plumber spent fixing the problem and C represents the total charge, which of the following equations shows how to determine the total fee charged?

Answer 1

these are the options