Answer
$x=-2$
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, $x=-2$
Algebra 1
by Hall, Prentice
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
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