{3（x-2）+8>2x,二分之x-1+x<33（x-2）+8>2x3x-6+8>2x x>-2二分之x-1+x<3x-1+2x<63x<7x<7/3-2x正整数x=1 x=2希望能帮到你！
∵从题设得 3x-6+8>2x => x>-2 x-1+2x<6 x<2又1/3∴正整数解为-1,0,1,2,3
