Question 330299
1.{{{6x-y =-5}}}
2.{{{x^2 + y^2 =123 + 10y}}}
From eq. 1,
{{{y=6x+5}}}
{{{y^2=36x^2+60x+25}}}
Substitute into eq. 2,
{{{x^2+36x^2+60x+25=123+60x+50}}}
Solve for {{{x}}}, then go back and solve for {{{y}}} using eq. 1.
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{{{drawing(300,300,-15,15,-9,21,grid(1),graph(300,300,-15,15,-9,21,6x+5,5+sqrt(148-x^2)),graph(300,300,-15,15,-9,21,6x+5,5-sqrt(148-x^2)))}}}