Answer
$x=\frac{yz}{y-z}$
Work Step by Step
LCD$=xyz$, thus multiplying both sides by the LCD: $\frac{1}{x}+\frac{1}{y}=\frac{1}{z}\\yz+xz=xy\\yz=xy-xz\\yz=x(y-z)\\x=\frac{yz}{y-z}$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 7 - Section 7.7 - Complex Numbers - Exercise Set - Page 572: 145
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