1) 4x + 15 - 10x = 5 - 11x4x - 10x + 11x = 5 - 155x = -10x = -2
2) 19 - 6x - 16 = 2x - 37-6x - 2x = -37 - 19 + 16-8x = -40x = 5
3) 8x + 21 - 6x = 4x + 38x - 6x - 4x = 3 - 21-2x = -18x = 9
4) 23 - 12x - 32 = 1 - 17x-12x + 17x = 1 - 32 - 235x = -54x = -10.8
Ответ: 1) x = -2, 2) x = 5, 3) x = 9, 4) x = -10.8
1) 4x + 15 - 10x = 5 - 11x
4x - 10x + 11x = 5 - 15
5x = -10
x = -2
2) 19 - 6x - 16 = 2x - 37
-6x - 2x = -37 - 19 + 16
-8x = -40
x = 5
3) 8x + 21 - 6x = 4x + 3
8x - 6x - 4x = 3 - 21
-2x = -18
x = 9
4) 23 - 12x - 32 = 1 - 17x
-12x + 17x = 1 - 32 - 23
5x = -54
x = -10.8
Ответ: 1) x = -2, 2) x = 5, 3) x = 9, 4) x = -10.8