SOLUTION: 9z^2+18z-az-2a

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Question 647417: 9z^2+18z-az-2a
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 
Hi,
Factor by Grouping:
9z^2+18z-az-2a
9z(z+2)-a(z+2)
(9z-a)(z + 2)
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