{х/5-2/3 меньше 2/5-х/3, 2/7+х/3 больше х/7-2/3

1) х/5-2/5<2/3-х/3; (х-2)/5<(2-х)/3; |*15; 3(х-2)<5(2-х); 3х-6<10-5х; 3х+5х<6+10; 8х<16; х<2; 2) х/3+2/3>х/7-2/7; (х+2)/3>(х-2)/7; |*21; 7(х+2)>3(х-2); 7х+14>3х-6; 7х-3х>-14-6; 4х>-20; х>-20:4; х>-5.