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Mathematics 21 Online
OpenStudy (anonymous):

1 Medal if correct Which equation demonstrates the commutative property? A. –(11 + (–4)) = –11 + 4 B. (25 + 7) + (–12) = 25 + (7 + (–12)) C. 6 + (–13) = –13 + 6 D. 12 + (18 + (–6)) = (12 + 18) + (–6)

OpenStudy (kobeni-chan):

The commutative property is when you reverse the order, but it's still asking for the same thing, so C.

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