SOLUTION: How to factorise: a^2-4b^2+a-2b I know the answer, but please help me with a step by step solution!

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Question 1067826: How to factorise: a^2-4b^2+a-2b
I know the answer, but please help me with a step by step solution!

Answer by josgarithmetic(39620)   (Show Source): You can put this solution on YOUR website!


not helping.

Another way



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