#### Answer

$9(9p+3q+1)$

#### Work Step by Step

Factoring out the Greatest Common Factor, 9, the given expression, $
81p+27q+9
,$ is equivalent to
\begin{array}{l}\require{cancel}
9(9p+3q+1)
.\end{array}

Published by
Pearson

ISBN 10:
0-32184-874-8

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

$9(9p+3q+1)$

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