Question

The equation for the circle is:

Answer 1

$x^{2} - 12x + y^{2} + 6y = 19$
$x^{2} - 12x + 36 + y^{2} + 6y + 9 = 19 + 36 + 9$
$(x-6)^{2} + (y+3)^{2} = 64$

Center: (6,-3)