Intermediate Algebra (6th Edition)

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

Chapter 6 - Section 6.5 - Solving Equations Containing Rational Expressions - Exercise Set - Page 378: 28

Answer

x=-3

Work Step by Step

Original Equation $\frac{x^{2}+6}{x}$+5 = $\frac{2(x+3)}{x}$ Multiply equation by x $x^{2}$+6+5x = 2x+6 Simplify $x^{2}$+3x=0 Factor out x x(x+3)=0 x=0, x=-3 Because x=0 would make the denominator equal 0, the solution is x=-3.
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