2x - 3y = 5
x - 6y = -2 |*2
---
2x - 12y = -4
вычитаем
2x - 3y - 2x + 12y = 5 + 4
9y = 9
y = 1
2x - 3 = 5
2x = 8
x = 4
ответ (4, 1)
2x - 3y = 5
x - 6y = -2 |*2
---
2x - 3y = 5
2x - 12y = -4
вычитаем
2x - 3y - 2x + 12y = 5 + 4
9y = 9
y = 1
2x - 3 = 5
2x = 8
x = 4
ответ (4, 1)