Coincide with, do you use this naturally?
Your trip date doesn't coincide with mine.so, we cannot go together .

The exercise questions don't coincide with the answer keys.

Thank you

Question

Coincide with, do you use this naturally?
Your trip date doesn't coincide with mine.so, we cannot go together .

The exercise questions don't coincide with the answer  keys.

Thank you

Answer

In the first situation, absolutely.

The second, no. I would say thry don't correspond or don't match