2 x - 5*x + 3 5*x - 27 ------------ + -------- <= x + 4 x - 4 x - 6
(x^2 - 5*x + 3)/(x - 4) + (5*x - 27)/(x - 6) <= x + 4
Or(And(x <= 3, -oo < x), And(4 < x, x < 6))
((x <= 3)∧(-oo < x))∨((4 < x)∧(x < 6))
(-oo, 3] U (4, 6)
x in Union(Interval(-oo, 3), Interval.open(4, 6))