Right now, I have a few practice questions where we have to simplify to the simplest form that I'm not too sure whether I did right or wrong. It'd be great if you could tell me how I did on these questions.

*underline means that it's a NOTed*

(A +

__B__) (A

__B__+ C) C

= (A +

__B__) C

= AC +

__B__C

(A +

__B__) C + (A

__B__+ C)

= AC +

__B__C + A

__B__+ C

= AC +

__B__C + A

__B__