true
True
true
6
Yes, indeed. Any which way you add the numbers both will equal up to 15. Thus it is true.
It is true if you are talking about a song written by Radiohead, but the mathematical equation 2+2 equals 4, not 5.
5
7+2+5= 14 35 42
the answer to that is 5
True.
Commutative
27