eq41: x + y + z = 0
eq76b: ((2 * x) + (2 * y) + (2 * z) = 5,(2 * x) + (2 * y) + (2 * z) = 4)
eq42: x + (2 * y) = 5
eq43: y - z = 5
d_{1} = IntersectPath(eq43, eq41)
d_{2} = IntersectPath(eq42, eq43)
A = Intersect(d_{1}, d_{2})