Х = 1 - 6/13
Х = 13/13 - 6/13
Х = 7/13
----------------------
1 - Х = 26/31
1 - 26/31 = Х
Х = 5/31
11^(5-√24)^(5+√24)=11^(25-24)=11^1=11
(х - 9) * 11 = 11х - 99
12(5а - 6) = 60а - 72
X^2 + y^2 - 8x + 16y + 4 = 0
x^2 - 8x + 16 - 16 + y^2 + 16y + 64 - 64 + 4 = 0
(x - 4)^2 + (y + 8)^2 = 76
Координаты центра: (4, -8), радиус: sqrt(76)