Ответ Автор - leraiskra1lera 4x - 3y = 124x - 3y = 12-3y = -4x + 123y = +4x - 12y = (4/3)x - (12/3)y = (4/3)x - 4, :x | y---------3 |-80 |-4+3 | 0+6 |+9 |