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: 21

Answer

x=1

Work Step by Step

Original Equation $\frac{1}{x-2}$ - $\frac{2}{x^{2}-2x}$ = 1 Multiply equation by the LCD, x(x-2) to get rid of denominators x-2 = x(x-2) Simplify $x^{2}$-3x+2 = 0 Factor (x-1)(x-2) = 0 x=1, x=2 However, x=2 would make the denominator equal 0 so the solution is x=1.
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