Question

Помогите пжжжжжжжжжжжжжж

Answer 1

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