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When the plumber comes to my house to fix the leaky faucet, he charges a flat rate of $50 in addition to charging $22 per hour. If the final bill was $116, how long was the plumber at my house?
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3 votes
3 votes
When the plumber comes to my house to fix the leaky faucet, he charges a flat rate of $50 in addition to charging $22 per hour. If the final bill was $116, how long was the plumber at my house?

When the plumber comes to my house to fix the leaky faucet, he charges a flat rate-example-1
User Bhavani Ravi
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2 Answers

2 votes
2 votes
Answer: 3 hours

Step by step:
22x + 50 = 116
-50 = -50
22x = 66
—— = ——
22 22

X= 3
User Thomasleveil
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3.3k points
4 votes
4 votes
The answer to the question is 3 hours because you start with 50 then keep adding 22 until you get 116
User Andrew Williamson
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3.0k points
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