Intermediate Algebra (6th Edition)

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

Chapter 2 - Cumulative Review - Page 115: 20b



Work Step by Step

The perimeter of a square is equal to the sum of the length of each of its four sides. Also, we know that a square has four sides of equal length. Length of each side: 3x+1 $(3x+1)+(3x+1)+(3x+1)+(3x+1)=4\times(3x+1)=12x+4$
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