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 24: 74a

Answer

$P=18x+8$

Work Step by Step

Let x = perimeter of the frame The perimeter formula: $P=2l + 2w$ $l=5x+2$ $w=4x+2$ Plug in: $P=2(5x+2) + 2(4x+2)$ $P=10x+4+8x+4$ $P=18x+8$

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