SOLUTION: Factor: wu+xw-7x-7u

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Question 46326: Factor:
wu+xw-7x-7u
Answer by Nate(3500) About Me  (Show Source):
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wu + xw - 7x - 7u
(wu + xw) + (-7x - 7u)
w(u + x) - 7(x + u)
(w - 7)(x + u)