#### Answer

False.

#### Work Step by Step

Rewrite $1$ as $\frac{z}{z}$ to get $$\frac{y}{y+z}=\frac{z}{z}+\frac{y}{z}$$ $$\frac{y}{y+z}=\frac{y+z}{z}$$ This is not correct, so the statement is false.

Published by
Wiley

ISBN 10:
1118583191

ISBN 13:
978-1-11858-319-7

False.

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