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 3 Linear Systems and Matrices - 3.1 Solve Linear Systems by Graphing - 3.1 Exercises - Problem Solving - Page 157: 38a

Answer

See below.

Work Step by Step

Let $x$ be the number of years we owned the refrigerator. Then our equation for the cost of refrigerator A is: $600+50x$. The equation for the cost of refrigerator B is: $1200+40x$.

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