A) 3 (x-1) >2 (3-x) в) 5 (x-1) + 7_<1-3 (x+2) б) - 2-3x+1_<4

3 (x-1) >2 (3-x) 3 х-3>6-2x

3x+2x>6+3

5x>9

x>9/5

x>1.8 в) 5 (x-1) + 7_<1-3 (x+2) 5x-5+7_<1-3x-6 5x+2_<-3x-5

5x+3x_<-5-2

8x_<-7

x_<-7/8

б) - 2-3x+1_<4

-1-3x_<4

-3x_<4+5

-3x_<9

x_<9 / (-3)

x_<-3