Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 11 - Rational Expressions and Functions - Chapter Test - Page 719: 17



Work Step by Step

$\frac{9}{n}-\frac{8}{n+1}$ Add: $=\frac{9(n+1)-8n}{n(n+1)}$ $=\frac{9n+9-8n}{n(n+1)}$ Simplify: $=\frac{n+9}{n(n+1)}$
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