(3x-2)^2=(x-3)(9x+4)-6
9x²-12x+4=9x²+4x-27x-12-6
-12x-4x+27x=-12-6-4
11x=-22
x=-2
(4-x)(-4-x)-(x+2)(x+4)=18
x²-16-(x²+6x+8)=18
-16-6x-8=18
-6x=18+24
-6x=42
x=-7
(3x-2)^2=(x-3)(9x+4)-6
9x²-12x+4=9x²+4x-27x-12-6
-12x-4x+27x=-12-6-4
11x=-22
x=-2
(4-x)(-4-x)-(x+2)(x+4)=18
x²-16-(x²+6x+8)=18
-16-6x-8=18
-6x=18+24
-6x=42
x=-7