2 \3 х-3< 3 2\9 х +4

2/3 х - 3<3 2/9 x+42/3 x - 3 2/9 x < 4+36/9 x - 3 2/9 x < 7-2 5/9 x < 7x > - 7:2 5/9x> -7*9/23x > - 2 17/23(- 2 17/23; ω)