a+(b+c)=a+(c+b)

Communicative property of addition
Communicative property of multiplication
Associative property of addition
Associative property of multiplication

I don't know which one to pick for this one:p
Please help, thanks

2 answers

well, what has changed?

b and c changed places.

Unfortunately, it's called "commutative" not "communicative"

I guess you weren't communicating to well when the topic was covered.
It's Commutative Property

NOT Communicative!