① 式变形可得 X<=1+1/2 也就是X<=3/2② 式变形可得 3X>-2-4 也就是X>-2那么答案就是-2
x-1/2小于等于1x≤1+½x≤3/2x-2<4(x+1)②x-2<4x+4x-4x<4+2-3x<6x>-2∴-2<x≤3/2
x-1/2<1,解得:x≤3/2x-2<4(x+1)x-2<4x+44x-x>-2-43x>-6x>-2综合可得:-2
1.x<=3/22.x>-2