Решить неравенство : 3(1-х)-(2-х)<5 Помогите,господа :3
3(1-х)-(2-х)<5
3-3x-2+x<5
1-2x<5
-2х<5-1
-2х<4
х<-2
(3-3х)-(2-х)<5
3-3х-2+х<5
-2х+1<5
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3(1-х)-(2-х)<5
3-3x-2+x<5
1-2x<5
-2х<5-1
-2х<4
х<-2
3(1-х)-(2-х)<5
(3-3х)-(2-х)<5
3-3х-2+х<5
-2х+1<5
-2х<5-1
-2х<4
х<-2