3x + 12 can also be written as 3(x + 4)
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Since both terms here are divisble by 3 then divide by 3 and factor our a 3...9/3x + 12/33(3x+4)
=3x * * * * * The correct answer is: x2 + 7x + 12 = (x + 3)(x + 4).
15x^2+3x-12 3(5x^2+x-4)=Answer
(3x - 2)(2x + 6) or 2(3x - 2)(x + 3)
3x + 12 + 10x = 13x + 12