Solve for x:
x2 - x - 6 = 0
3x2 = -6x
4x2 + x = 0
6x2 = 3x
4x2 - 12x = 0
x2 = x
16x2 + 9 = 24x
x2 - 9 = 0
3x2 + 13 x = 10
x2 + 9 = 0
x2 + 16 = 0
x2 -36 = 0
9x2 -25 = 0
16 x2 + 27 = 0
(x-2)2 = -3
(x+4)2 - 1=0
x2 -4x + 1 = 0
x2 -4x + 7 = 0
9x2 + 2 = 12 x
9x2 +7 = 12 x
9x2 + 9s = 4
(3x +2)2 = -4
x2 + 2x = 2
8x2 +3x = 0
