College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 1 - Section 1.1 - Linear Equations - 1.1 Assess Your Understanding - Page 91: 65



Work Step by Step

We can rewrite this as $\frac{x}{(x+1)(x-1)}-\frac{x+3}{x(x-1)}=\frac{-3}{(x+1)*x}$ Multiplying both sides by $x*(x-1)*(x+1)$ and remembering that $x\ne0,-1,1$ $x*x-(x+3)(x+1)=-3(x-1)$ Simplify and get $-4x-3=-3x+3$ or $x=-6$
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