Question 318526
{{{x^2 +16x+ y^2 -2y = -29}}}
 {{{(x^2 +16x+64)+ (y^2 -2y+1) = -29+64+1}}}
{{{(x+8)^2+(y-1)^2=36}}}
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It's a circle centered at (-8,1) with a radius of 6.