Question

{y=x-5 {x²=10+y²
Help

Answer 1

$\left \{ {{y=x-5} \atop {x^2=10+x^2-10x+25}} \right. ; \left \{ {{y=x-5} \atop {10x=35} \right. \left \{ {{y=-1.5} \atop {x=3.5}} \right.$