10 – 7x = 7 – 1x
– 7x + x = 7 – 10
-6x = -3
x = 0.5
4(x-7)=3x+5
4x – 28 = 3x + 5
4x – 3x = 5 + 28
x = 33
2x + 3x + 4 = 14
2x + 3x = 14 – 4
5x = 10
x = 2
4x=60
х=60/4
х=15
10 – 7x = 7 – 1x
– 7x + x = 7 – 10
-6x = -3
x = 0.5
4(x-7)=3x+5
4x – 28 = 3x + 5
4x – 3x = 5 + 28
x = 33
2x + 3x + 4 = 14
2x + 3x = 14 – 4
5x = 10
x = 2
4x=60
х=60/4
х=15