(x - 6)*(y - 8) = 0
y - 5 ----- + y - 11 = 3 x
y + (y - 5)/x - 11 = 3
0.5
8
6
12.7142857142857
x1 = 6.0 y1 = 12.71428571428571
x2 = 0.5 y2 = 8.0