2(x-1)+3(4x-1)=9(x-1)+12
2x-2+12x-3=9x-9+12
5x=8
x=8/5
15(x-8)-4(2x+3)=6(6-x)-100
15x-120-8x-12=36-6x-100
13x=68
x=68/13
4(2x-1)-2(x+1)=12 x/3+(10-x)*2=10
8x-4-2x-2=4x+20-2x=10
6x-6=2x-10=10
x=16/6 or x=10