(2 - x)^2 - x(x + 8) = 6
4 - 4x + x^2 - x^2 - 8x = 6
4 - 12x = 6
12x = 4 - 6
12x = - 2
x = - 2/12
x = - 1/6
(2 - x)^2 - x(x + 8) = 6
4 - 4x + x^2 - x^2 - 8x = 6
4 - 12x = 6
12x = 4 - 6
12x = - 2
x = - 2/12
x = - 1/6