Answer
$x = 0, 9$
Work Step by Step
In order to solve this problem, we first factor, and then we set each factor equal to 0 to solve:
$x^{2} = 9x$
$x^{2} - 9x = 0$
$x(x - 9) = 0$
Set each factor equal to 0 to solve:
$x = 0$
$x-9=0 \\\\x=9$
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
Published by
Cengage Learning
ISBN 10:
1285194055
ISBN 13:
978-1-28519-405-9
Chapter 6 - Factoring, Solving Equations, and Problem Solving - 6.1 - Factoring by Using the Distributive Property - Problem Set 6.1 - Page 243: 85
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