Помогите решить систему!!! {X^2-8y+31=0 {y^2-2x-14=0

[latex] left { {{x^2-8y+31=0} atop {y^2-2x-14=0}} ight. ; left { {{x^2=8y-31} atop {y^2-2x-14=0}} ight. ; left { {{x=pm sqrt{8y-31}} atop {y^2pm 2sqrt{8y-31}-14=0}} ight. \\pm 2sqrt{8y-31}=14-y^2\\4(8y-31)=y^4-28y^2+196\\y^4-28y^2-32y+320=0\\(y-4)^2(y^2+8y+20)=0\\a); ; y-4=0; ,; y=4\\b); ; y^2+8y+20 extgreater 0; ,; t.k; D=-16 extless 0\\x=pm sqrt{32-31}=1\\Otvet:; (1,4).[/latex]