Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 1 - Introduction to Algebraic Expressions - 1.5 Addition of Real Numbers - 1.5 Exercise Set: 90

Answer

19n + 11

Work Step by Step

To find the perimeter, we write it as a sum of the length of each side. Then, combine like terms. 2 + 6 + 5n + 7n + 3 + 7n = 5n + 7n + 7n + 2 + 6 + 3 = 19n + 11
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