The circle x^2 + y^2 + Ax + By + C = 0 passes through the origin, and has the same center as the circle x^2 + y^2 - 4x + 6y - 3 = 0. What is A + B + C?
The circle x^2 + y^2 + Ax + By + C = 0 passes through the origin, and has the same center as the circle x^2 + y^2 - 4x + 6y - 3 = 0. What is A + B + C?