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vladimir1956 [14]
3 years ago
12

Mary's sink was clogged, so she called a plumber. The plumber charges a service fee of $50 as well as $25 for each hour he worke

d. If mary paid $135.50, write an EQUATION to find the number of hours, h, that the plumber worked.
Mathematics
1 answer:
Katen [24]3 years ago
6 0

Answer: The plumber worked 3.42 hours

Step-by-step explanation:

25h+50=135.50 (minus 50 to both sides)

25h=85.50 (divide 25 to both sides)

h=3.42

Check:

25(3.42)+50=135.50

85.50+50=135.50

135.50=135.50

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