_______ \/ x + 2 *(x - 5) < 8 - x
(x - 5)*sqrt(x + 2) < 8 - x
____ 7 \/ 21 [-2, - + ------) 2 2
x in Interval.Ropen(-2, sqrt(21)/2 + 7/2)
/ ____\ | 7 \/ 21 | And|-2 <= x, x < - + ------| \ 2 2 /
(-2 <= x)∧(x < 7/2 + sqrt(21)/2)