СЗ
Степан Зарецкий
X-x+x+x=-2+24-22+24-2
2x=22
X=22:2
X=11
Ответ: х=11
Ответ
x2 - 24x = -22x + 24 - x2
(x^2 + x^2) - (24x - 22x) - 24 = 0
2x^2 - 2x - 24 = 0
x^2 - x - 24 = 0
x(1.2) = (-1 + -V97) /2
{ 5х+4у=-4
{ -3х-2у=2 (*2) => -6x-4y=4
{ 5х + 4у = -4
{ -6x - 4y = 4
(5x - 6x) + (4y - 4y) = - 4 + 4
- x = 0 => x = 0 =>
5 * 0 + 4у = -4 => y = -1