x<-4 5<x 4<x x≥10 x<-7 x<28 x>11 18≥x x≥0 x<-9 5<x x<12 -22<x x<9 x<-60 0<x x<8.5 -2.5≥x 6.5<x x>-2.2 15<x x<15 x<-9 x<0 5r<55, r<11 v/(-4) ≥2, v<-8 (d/2)>40, d>80 2x<24, x<12 x>33 (y/4) <-12, <48 -8x≥-64, x<8 -4≥x Nothing Nothing Nothing 24<x Nothing Change to the opp. inequality sign Change to the opp. inequality x<6 sign
5<x x≥10 x<28 18≥x x<-9 x<12 x<9 0<x -2.5≥x x>-2.2 x<15 5r<55, r<11 v/(-4) ≥2, v<-8 (d/2)>40, d>80 2x<24, x<12 (y/4) <-12, <48 -8x≥-64, x<8 Nothing Nothing Nothing Nothing Change to the opp. inequality sign Change to the opp. inequality sign x<-4 4<x x<-7 x>11 x≥0 5<x -22<x x<-60 x<8.5 6.5<x 15<x x<-9 x<0 x>33 -4≥x 24<x x<6
expressions-equations-classwork-homework-2014-04-17.docx