3(kx-1)=(k+2)x+1
2(k-1)x=4
x=4/2(k-1)=2/(k-1)>0
k-1>0 k=3或k=2
k=3时,x-3-4=4(3x-4)
x-7=12x-16
11x=9
x=9/11
k=2时
x-6=3(3x-4)
x-6=9x-12
8x=6
x=3/4
3(kx-1)=(k+2)x+1
2(k-1)x=4
x=4/2(k-1)=2/(k-1)>0
k-1>0 k=3或k=2
k=3时,x-3-4=4(3x-4)
x-7=12x-16
11x=9
x=9/11
k=2时
x-6=3(3x-4)
x-6=9x-12
8x=6
x=3/4