58.0k views
1 vote
Please help!!! i’m not good at proofs

Please help!!! i’m not good at proofs-example-1

1 Answer

7 votes

Answer:

17) b. commutative property

18) NOT SURE d. associative property

19) NOT SURE d. associative property

20) a. commutative property

User Rtviii
by
4.6k points