1、X<-32,X>3/43,X>54,X小于等于3
1.x+1<薯灶-2X<-32.3/2x<2X<4/33.-4x<-20X>漏运54.3x+2≥4x-13X-4X≥-1-2-X≥数搜扮-3X≤3
1.x<-32.x<4/33.x>搭链54.x≤3 不懂可追问,有帮助请采纳,谢知轿孙帆氏谢!
1x<-3 2.x>3/4 3.x<5 4.x<=3
x<-3x>3/4x>5x≤1