Post date: Oct 01, 2015 2:2:36 PM
4x2-x(x-3)-(1-x)(1+x)=1-2[1-2x(x-1)]
x(x2-2)-(x+1)3=3x(1-x)-2
1/6 (x-1)=0
x/4-x=0
3/5 x-2/3=2/3-2/5 x +(1+2/3)