You can put this solution on YOUR website! How do I completely factor this expression?
4x^2 + 8x -12 + 6x
Combine the x terms.
4x^2 + 14x - 12
They're all even coefficients:
= 2*(2x^2 + 7x - 6)
Then it's trial and error, but experience helps.
Hint: There's nothing else to be done.