解不等式组:2x-1>x+1,x+81-x,x+21+2x,3x+21,2x-1>x+1,x+81-x,x+23

问题描述:

解不等式组:2x-1>x+1,x+81-x,x+21+2x,3x+2
1,2x-1>x+1,x+81-x,x+23