Решите пожалуйста ❤️❤️❤️ Система уравнений ) {x-y= 3; {2x^2-2xy+y^2 =10 ; Это одно...

Решите задачу:

$\left \{ {{x-y=3,} \atop {2x^2-2xy+y^2=10;}} \right. \left \{ {{x-y=3,} \atop {x^2+x^2-2xy+y^2=10;}} \right. \left \{ {{x-y=3,} \atop {x^2+(x-y)^2=10;}} \right. \left \{ {{x-y=3,} \atop {x^2+3^2=10;}} \right. \\ \left \{ {{x-y=3,} \atop {x^2+9=10;}} \right. \left \{ {{y=x-3,} \atop {x^2=1;}} \right. \left \{ {{y=x-3,} \atop { \left [ {{x=-1,} \atop {x=1;}} \right. }} \right. \left [ {{ \left \{ {{x=-1,} \atop {y=-4,}} \right. } \atop { \left \{ {{x=1,} \atop {y=-2.}} \right. }} \right. \\ (-1;-4), (1;-2)$