Решите систему уравнений
{2x-7y=14
{3x+2y=-14

2x - 7y = 14 |*23x + 2y = -14 |*74x - 14y = 28+21x + 14y = -98____25x = -70x = -2 20/25x = -2,8x = -2,82*(-2,8) - 7y = 14x = -2,8-5,6 - 7y = 14x = -2,8-28/5 - 7y = 70/5x = -2,87y = -98/5x = -2,8y = -14/5x = -2,8y = -2,8ОТВЕТ: (-2,8 ; -2,8)