Question

Solve the equation using factoring.

x^2 + 7x + 12 = 0
{2, 6}
{-2, -6}
{3, 4}
{-3, -4}

Answer 1

(x+3)(x+4)=0
x=-3,-4

Answer 2

x2+4x+3x+12=0
x(x+4)+3(x+4()=0
x+3)(x+4)=0
x=-3
x=-4

Answer 3

x = -3 or x=-4