Solve for x first
x + 5 = 11
-5
x = 6
So, x is greater or equal to 6 and the symbol next to box is the right one to use.
There should be a shaded in circle at 6, pointing to the right.
( the length of the arrow doesn't matter, you could even extend it to 7, 8, 9 or 10)
Hope this helps!