(6x-3)=>3 , (-5x)=<-10 решить систему неравенств
{6x-3≥3 {-5x≤-10 6x-3≥3 6x≥3+3 6x≥6 x≥6 : 6 х≥1 -5х≤-10 х≥ -10 : (-5) х≥2 \\\\\\\\\\\\\\\\\\\\\\\\\\ --------- 1 --------- 2 ---------- \\\\\\\\\\\\\\\ x≥2 или х∈[2; +∞)