Question 1014976
X<2/3 includes -1/2 and x>-1/2 includes 2/3, hence the open interval (-infinity, infinity)
:
x+4<0
x<-4
:
6x>-12
x>-2
:
there is no overlap between these two inequalities, x<-4 or x>-2, therefore
(-infinity,-4) U ((-2,infinity)