Question

(6x-3)=>3 , (-5x)=<-10 решить систему неравенств

Answer 1

{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; +∞)