Question

Помогите срочно, даю 30 балов. ​

Answer 1

( - 1 ; 2)    ⇒   x = - 1       y = 2

в)

$\left \{ {x^{2}+y^{2}=5} \atop {6x+2y=-2}} \right.\\\\\left \{ {{(-1)^{2} +2^{2}=5 } \atop {6*(-1)+2*2=-2}} \right.\\\\\left \{ {{1+4=5} \atop {-6+4=-2}} \right.\\\\\left \{ {{5=5- \ verno} \atop {-2=-2 \ verno}} \right.$