Answer:
I think 9 is the answer
Step-by-step explanation:
n + 6 greater-than-or-equal-to 15
n greater-than-or-equal-to 15 - 6
n greater-than-or-equal-to 9
n + 5 less-than 15
n less-than 15 -5
n = 10
So, less than 10 and greater-than-or-equal-to 9
n = 9 (I think so)
I hope this helps a little.