Answer
6x
Work Step by Step
If the width is x and the length is twice the width, the length is 2x.
Hence answer = 2(length+breadth) = 2(x+2x)=2(3x)= 6x
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 1 - 1.3 - Modeling with Linear Equations - 1.3 Exercises - Page 97: 21
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