Question

Strange Solutions Quiz Help!

Answer 1

Have you considered simplifying each?

Get something like this: 3 = 3 -- Well, that's an identity.
Get something like this: 3 = 2 -- Well, that's a contradiction.
Get something like this: x = 4 -- Well, that's conditionally true and is neither identity nor contradiction.

Go!

Answer 2

1 and 2 should be switched

3 and 4 are correct

Answer 3

Just for the record... I'm guessing no one has told you. One of the things you should be learning as part of the study of mathematics is personal confidence. Keep trying. You'll get it. :-)