Answer
It took 3 hours to repair.
Work Step by Step
We first write an equation representing this word problem. We then solve the equation to find:
$$ 180 = 105+ 25x \\ 75 = 25 x \\ x =3 $$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 1, Equations and Inequalities - 1.3 Solve Linear Equations - 1.3 Exercises - Problem Solving - Page 23: 69
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