The answer is 64.
2048
Equation: x^2 + y^2 +10x -14y +10 = 0 Completing the squares: (x+5)^2 + (y-7) -25-49 +10 = 0 So: (x+5)^2 + (y-7) = 64 Therfore the circle's centre is at (-5, 7) and its radius is 8
57 + 7 = 64
64 + 27 = 91
162+64=226
x = 64 64 + 64 = 128
64
The answer is -56
104
93
64