Помогите пжжжжжжжжжжжжжж
1) 1+4x<17<br>4x<16<br>x<16:4<br>х<4<br>2)2x-1>=4x+1 2x-4x>=1+1 -2x>=2 2x<=2<br>x<=1<br>3)4(x+1)-5x<=3<br>4x+4-5x<=3<br>-x<=-1<br>x>=1