#### Answer

$c=-1$

#### Work Step by Step

$c-5=-13+7$ $\longrightarrow$combine like terms
$c-5=-6$ $\longrightarrow$addition property
$c-5+5=-6+5$ $\longrightarrow$combine like terms
$c=-1$

Published by
Pearson

ISBN 10:
0321955048

ISBN 13:
978-0-32195-504-3

$c=-1$

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