-4а<2-6
-a<2-6
3a<9
-4a<-4
-a<-4
a>1
a>4
a<3
___________________________________________________________________________________________________________________________________________________________________________________________________
-4а<2-6
-a<2-6
3a<9
-4a<-4
-a<-4
3a<9
a>1
a>4
a<3
___________________________________________________________________________________________________________________________________________________________________________________________________