Răspuns:
[tex] {x}^{2} - {y}^{2} = 24 \\ \\ (x + y)(x - y) = 24 \\ \\ 2(x - y) = 24 \\ \\ x - y = 12 \\ \\ x = 12 + y \\ \\ x + y = 2 \\ \\ 12 + y + y = 2 \\ \\ 12 + 2y = 2 \\ \\ 2y = 2 - 12 \\ \\ y = - \frac{10}{2} \\ \\ y = - 5 \\ \\ x = 2 - ( - 5) = 7[/tex]
Succes! ♡︎♥︎♡︎
