2*(1.5x-2)-2*(x-1.8)=2.8x+10
3x – 4 – 2x + 3.6 = 2.8x + 10
3x – 2x – 2,8x = 10 – 3,6 + 4
-1.8x = 10.4
-18x = 104
-9x = 52
x = 52/-9
х=-5,77777777778
4*(1.5x-2)-2*(x-1.8)=2.8x+10
6x – 8 – 2x + 3.6 = 2.8x + 10
6x – 2x – 2,8x = 10 – 3,6 + 8
1.2x = 14.4
x = 12
0.9*(5-2x)-(0.8x-1)=0.1x+0.1
4.5 – 1.8x – 0.8x + 1 = 0.1x + 0.1
– 1,8x – 0,8x – 0,1x = 0,1 – 1 – 4,5
-2.7x = -5.4
x = 2
2*(1.5x-2)-2*(x-1.8)=2.8x+10
3x – 4 – 2x + 3.6 = 2.8x + 10
3x – 2x – 2,8x = 10 – 3,6 + 4
-1.8x = 10.4
-18x = 104
-9x = 52
x = 52/-9
х=-5,77777777778
4*(1.5x-2)-2*(x-1.8)=2.8x+10
6x – 8 – 2x + 3.6 = 2.8x + 10
6x – 2x – 2,8x = 10 – 3,6 + 8
1.2x = 14.4
x = 12
0.9*(5-2x)-(0.8x-1)=0.1x+0.1
4.5 – 1.8x – 0.8x + 1 = 0.1x + 0.1
– 1,8x – 0,8x – 0,1x = 0,1 – 1 – 4,5
-2.7x = -5.4
x = 2