Question

A plumber charges $75 for a house call plus $35 per hour to work on the problem. you paid $145. How many hours did the plumber work?​

Answer 1

2 hours

Explanation:

x is how meany hours he worked and we know that

145=45x+75 is true and when you put 2 in place for x you get 90+75 = 145 and 145=145

Answer 2

2

Explanation:

145 - 75 = 70

70 divided by 35 = 2

2 hours