x - 1/4【2x-3(x-1)】=3/2 (x-1)
x - 1/4（2x-3x+3）=3/2 x-3/2
x - 1/4（-x+3）=3/2 x-3/2
x+ 1/4x-3/4=3/2 x-3/2
5/4x-3/2 x=-3/2+3/4
-1/4x=-3/4
x=3