Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 2 - Section 2.2 - An Introduction to Problem Solving - Exercise Set - Page 68: 66

Answer

The sign has a length of 48 inches and a width of 108 inches.

Work Step by Step

Let x represent the height. The length is 2x+12 inches. 2x+2(2x+12)=312 6x+24=312 6x=288 x=48 inches. The sign has a length of 48 inches and a width of 108 inches.
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