(1-2x)(1-3x)=(6x-1)x-1

(1-2x)(1-3x)=(6x-1)x-1

1-2х+6х^2-3x=6x^2-x-1

1-5x+6x^2-6x^2-+x+1=0

1-4x+1=0

2-4x=0

4x=2

x=2/4

x=1/2=0.5

(1-2x)(1-3x)=(6x-1)x-1;6x^2-5x+1=6x^2-x-1;-5x+1=-x-1;1-5x=-x-1;-4x=-2,x=-2/-4,x=1/2