#### Answer

$-32$

#### Work Step by Step

$x^{7/5}=-128\Rightarrow \left( \sqrt [5] {x}\right) ^{7}=\left( -2\right) ^{7}\Rightarrow \sqrt [5] {x}=-2\Rightarrow x=\left( -2\right) ^{5}=-32$

Published by
Pearson

ISBN 10:
013421742X

ISBN 13:
978-0-13421-742-0

$-32$

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