Answer
$\dfrac{5+x}{7z^2}$
Work Step by Step
Adding the numerators and copying the denominator result to
\begin{array}{l}
\dfrac{5}{7z^2}+\dfrac{x}{7z^2}
\\\\=
\dfrac{5+x}{7z^2}
.\end{array}
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 9 - Cumulative Review - Page 600: 11b
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