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NO LINKS!!! A mechanic charges $45 to inspect your heater, plus $80 per hour to work on it. You owe the mechanic a total of $385. Write and solve an equation to find the amount of time (h) (in hours) the
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38 votes
NO LINKS!!!

A mechanic charges $45 to inspect your heater, plus $80 per hour to work on it. You owe the mechanic a total of $385. Write and solve an equation to find the amount of time (h) (in hours) the mechanic works on your heater.

What is the equation and and the answer?

User Steffan Westcott
by
2.8k points

2 Answers

10 votes
10 votes
all I know is that it took him 4 hours and 32 minutes to work on it. 385-45=340/80=4.32
User Leebrandt
by
2.5k points
23 votes
23 votes

Answer:

385=80x+45

x=4.25 hours

User Darrell Duane
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3.3k points
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