2(x+5)=10(3-x)
2x + 10 = 30 – 10x
2x + 10x = 30 – 10
12x = 20
3x = 5
x = 5/3
х=1,66666666667
5(x-4)-(x+3)=1
5x – 20 – x – 3 = 1
5x – x = 1 + 3 + 20
4x = 24
x = 6
2x-2(x+5)=4
2x – 2x – 10 = 4
2x – 2x = 4 + 10
0x = 14
уравнение решений не имеет
51-3(x+2)=-3x
51 – 3x – 6 = – 3x
– 3x + 3x = 6 – 51
0x = -45
2(x+5)=10(3-x)
2x + 10 = 30 – 10x
2x + 10x = 30 – 10
12x = 20
3x = 5
x = 5/3
х=1,66666666667
5(x-4)-(x+3)=1
5x – 20 – x – 3 = 1
5x – x = 1 + 3 + 20
4x = 24
x = 6
2x-2(x+5)=4
2x – 2x – 10 = 4
2x – 2x = 4 + 10
0x = 14
уравнение решений не имеет
51-3(x+2)=-3x
51 – 3x – 6 = – 3x
– 3x + 3x = 6 – 51
0x = -45
уравнение решений не имеет