2*x + 2 x + 1 1 - 4*x < ------- - ----- 3 2
1 - 4*x < -(x + 1)/2 + (2*x + 2)/3
And(1/5 < x, x < oo)
(1/5 < x)∧(x < oo)
(1/5, oo)
x in Interval.open(1/5, oo)