Answer
$2y^{x-7}$
Work Step by Step
Using laws of exponents, the given expression, $
\dfrac{4y^{3x-3}}{2y^{2x+4}}
$, simplifies to
\begin{array}{l}
2y^{3x-3-(2x+4)}
\\\\
2y^{3x-3-2x-4}
\\\\
2y^{x-7}
.\end{array}
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 5 - Review - Page 329: 36
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