/ 2 \ log(18 - 9*x) - log(x + 2) > log\x - 6*x + 8/
log(18 - 9*x) - log(x + 2) > log(x^2 - 6*x + 8)
Or(And(-2 < x, x < 1), And(1 < x, x < 2))
((-2 < x)∧(x < 1))∨((1 < x)∧(x < 2))
(-2, 1) U (1, 2)
x in Union(Interval.open(-2, 1), Interval.open(1, 2))