Answer
$21$
Work Step by Step
Start with given expression: $\frac{7(x-3)}{2x-16},x=9$.
Plug in $9$ for $x$. $\frac{7(9-3)}{2(9)-16}$.
Simplify for answer: $\frac{7(6)}{18-16}=\frac{42}{2}=21$.
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter P - Section P.1 - Algebraic Expressions, Mathematical Models, and Real Numbers - Exercise Set - Page 17: 14
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