#### Answer

$-x+12y$

#### Work Step by Step

Using $a(b+c)=ab+ac$ (or the Distributive Property), and then combining like terms, the given expression, $
6x+5y-7(x-y)
,$ simplifies to
\begin{array}{l}\require{cancel}
6x+5y-7x+7y
\\\\=
-x+12y
.\end{array}

Published by
Pearson

ISBN 10:
0-32184-874-8

ISBN 13:
978-0-32184-874-1

$-x+12y$

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