Algebra 1

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

Chapter 11 - Rational Expressions and Functions - 11-5 Solving Rational Equations - Practice and Problem-Solving Exercises - Page 683: 13



Work Step by Step

Given: $7x+3=7+9x$ $\frac{7x}{x}+\frac{3}{x}=\frac{7}{x}+\frac{9x}{x}$ $\implies 7+\frac{3}{x}=\frac{7}{x}+9$ $\implies 7-9=\frac{7}{x}-\frac{3}{x}$ or, $-2x=4$ Thus, $x=-2$
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