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 - 11-5 Solving Rational Equations - Practice and Problem-Solving Exercises - Page 695: 25


The equation has 1 solution, 3.

Work Step by Step

$\frac{5}{x+1}=\frac{x+2}{x+1}$ $5(x+1)=(x+2)(x+1)$ (cross-product property) $5=x+2$ (simplify) $x=3$ Check: $5/(3+1)=5/4; (3+2)/(3+1)=5/4$ The equation has 1 solution, 3.
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