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(-6+2x)(2x-1)-(3-2x)(-2x+4)>3x-6
-12+6+4xkwadrat-2x-(-6x+12+4xkwadrat-8x)>3x-6
-12+6+4xkwadrat-2x+6x-12-4xkwadrat+8x>3x-6
-2x+6x+8x-3x>12-6+12-6
9x>12/9
x>12dziewiatych
x>4trzecie
x>1calai jedna trzecia
-2(6x-3-2x^2+1)-(-6x+12+4x^2-8x)>3x-6
-12x+6+4x^2-2+6x-12-4x^2+8x>3x-6
2x-8>3x-6
-x-2>0
x<-2