I'm only posting here because I am not seeing any way to do this in my Text book and my two math help books.
I'm stuck on the first one.Quote:
I'm trying to use the Additive Interval Property as Shown Below.
Where a= 13, b=16.Quote:
So I try:
But keep ending up with the wrong answer, I've resorted by trying different combinations but with no success (even substitution).Quote: