-x2 + 6x + 16 = -(x2 - 6x - 16) = -(x - 8)(x + 2) = -(8 - x)(x + 2)
6x+4 = x+12+4x-6 6x-x-4x = 12-6-4 x = 2
x2 + 6x = x*(x + 6)
5x + x - 6x + 2x = 2x
(6x + 1)(x + 2)
x + 2x + 6x = 9x
6x+x=7x
6x+x = 7x
-x2 + 6x + 16 = -(x2 - 6x - 16) = -(x - 8)(x + 2) = -(8 - x)(x + 2)
3x + 6x - x= 8x
-x+3y+6x-6y=5x-3y
6x+4 = x+12+4x-6 6x-x-4x = 12-6-4 x = 2
x2 + 6x = x*(x + 6)
x2 + 6x + 8 = (x + 4)(x + 2)
5x + x - 6x + 2x = 2x
(6x + 1)(x + 2)
x2 + 6x + 8 =(x + 2)(x +4)