SOLUTION: how do I factorise: 2x^2+(a+6)x-a(a+3)

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Question 977894: how do I factorise:
2x^2+(a+6)x-a(a+3)

Answer by rothauserc(4718) About Me  (Show Source):
You can put this solution on YOUR website!
2x^2+(a+6)x-a(a+3) =
(2x - a) * (x + (a+3)) =
2x^2 -ax + 2ax+6x - a(a+3) =
2x^2 + (a+6)x - a(a+3)
therefore the factors are
(2x - a) * (x + (a+3))