2х=-19-7
2х=-26
Х=-13
4х=-16-3
4х=-19
Х=-4,75
-5х-2х=3-9
-7х=-6
Х=6/7
4х=-16
Х=-4
4х-3+2х=-13+5х
Х=-10
-8х=-17
Х=17/8 или 2,125
-5х=1+4-7
-5х=-2
Х=0,4
6х=-8
Х=-8/6 или -4/3
2х=-19-7
2х=-26
Х=-13
4х=-16-3
4х=-19
Х=-4,75
-5х-2х=3-9
-7х=-6
Х=6/7
4х=-16
Х=-4
4х-3+2х=-13+5х
Х=-10
-8х=-17
Х=17/8 или 2,125
2х=-26
Х=-13
-5х=1+4-7
-5х=-2
Х=0,4
6х=-8
Х=-8/6 или -4/3