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A plumber charges a one-time service fee of $20 in addition to his hourly rate of $25 per hour. If the plumber went to your house to work on your bathtub and the bill came to $145.00, how many hours did
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A plumber charges a one-time service fee of $20 in addition to his hourly

rate of $25 per hour. If the plumber went to your house to work on your
bathtub and the bill came to $145.00, how many hours did it take him to
complete the job?

User PersyJack
by
8.0k points

2 Answers

3 votes

Answer:

Three hundred fifty-five

User Austin Ziegler
by
7.7k points
1 vote

Answer: 10.5

Explanation:

20+25x=282.50

Subtract 20 on both sides

262.50

Divide each side by 25

You get 10.5

User AleXzpm
by
8.0k points
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