One of the equations demonstrates both the commutative and the associative properties for addition:
(A) (4 + 3) + 2 = 4+ (3 + 2)
(B) 18 + 57 = 57 + 18
(C)(5 + 6) + 7 = 6+ (5 + 7)
(D)3 +4 + 5 = (3 + 4) + 5

Your best friend told you that last week scientists disco y that las vegas is responsible for abrupt climate changes. which do you think is best way to research that recent discovery? an encyclopedia usgs internet site a book in the library your best friend’s parents for your ! ❤️