Ответ:
1) -3<3х<6
-1<х<2
2) 5<5х<20
1<х<4
3) -4<-4х<8
4>4х>-8
1>х>-2
-2<х<1
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Ответ:
1) -3<3х<6
-1<х<2
2) 5<5х<20
1<х<4
3) -4<-4х<8
4>4х>-8
1>х>-2
-2<х<1