Question

Which is an example of the commutative property?

A.
13 + (–19) = –19 + 13

B.
11 + (–3 + 8) = (11 + –3) + 8

C.
21 + (–21) = 0

D.
–(12 + 7) = –12 + (–7)

Answer 1

A

Answer 2

Commutative Property- involving the condition that a group of quantities connected by operators gives the same result whatever the order of the quantities involved, EX: a × b = b × a.

I'd also go with A, because it repeats itself, like stated in the definition.

Answer 3

thank u guys