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maksim [4K]
3 years ago
12

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 w

ork?​
Mathematics
2 answers:
Ad libitum [116K]3 years ago
3 0

Answer:

2

Step-by-step explanation:

145 - 75 = 70

70 divided by 35 = 2

2 hours

Elis [28]3 years ago
3 0

Answer:

2 hours

Step-by-step 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

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