#### Answer

$2x+4+3y+4r$

#### Work Step by Step

Parentheses preceded by a plus sign can be removed without changing the signs of the terms within the parentheses.
There is an implied plus sign before leading parentheses.

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Published by
Brooks Cole

ISBN 10:
1285199197

ISBN 13:
978-1-28519-919-1

$2x+4+3y+4r$

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