7х-2≥(х-1)
7х-2-х+1≥0
6х-1≥0
6х≥1
х≥1/6
2: 3(х+1)≤2х-3.
3х+3-2х+3≤0
х+9≤0
х≤-9
3: 5(х+1)<3х-7.<br>5х+5-3х+7<0<br>2х+12
<<span> 0
2х
<<span> -12
х
<<span> -6
4: 4х-5>6(х-1).
4х-5-6Х+6>0
-2х+1>0
-2х>-1
х>1/2
5:2(х-3)≤4х+2.
2х-6-4х-2≤0
-2х-8≤0
-2х≤8
х≤-4