Factor
\left(w-3\right)\left(u+9w\right)
Evaluate
\left(w-3\right)\left(u+9w\right)
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u\left(w-3\right)+9w\left(w-3\right)
Do the grouping wu-27w-3u+9w^{2}=\left(wu-3u\right)+\left(9w^{2}-27w\right), and factor out u in the first and 9w in the second group.
\left(w-3\right)\left(u+9w\right)
Factor out common term w-3 by using distributive property.
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