Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 11 - Rational Expressions and Functions - Chapter Review - 11-4 Adding and Subtracting Rational Expressions - Page 705: 19



Work Step by Step

$5/(2+x) + x/(x-4)$ $5/(2+x)*(x-4)/(x-4) + x/(x-4)*(2+x)/(2+x)$ $(5(x-4) + x(2+x))/(x+2)(x-4)$ $(5x-20 +2x+x^2)/(x+2)(x-4)$ $(x^2+7x-20)/(x+2)(x-4)$
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