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

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Question 647417: 9z^2+18z-az-2a
Answer by ewatrrr(24785) About Me  (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)