x 2*x ----- + 1 < ----- x - 2 x + 1
x/(x - 2) + 1 < (2*x)/(x + 1)
Or(And(-oo < x, x < -1), And(1/2 < x, x < 2))
((-oo < x)∧(x < -1))∨((1/2 < x)∧(x < 2))
(-oo, -1) U (1/2, 2)
x in Union(Interval.open(-oo, -1), Interval.open(1/2, 2))