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:
$P=2(5x+2) + 2(4x+2)$
$P=10x+4+8x+4$
$P=18x+8$
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
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