Identify and label each of the mathematical properties below.
(Commutative, Associate, Identity, or Distributive)
1) a + b = b + a
2) (a + b) + c = a + (b + c)
3) n + 0 = n
4) c(a + b) = ca + cb
5) n - 0 = n
6) (a x b) x c = a x (b x c)
7) a x b = b x a
8) n x 1 = n
9) n / 1 = n