Nice to meet you !

I want to learn to English and French!

I want to learn to English and French!

Let’s learn them together!

In the American culture at least, you'd not normally hear something like this. It is more about working together so we can each get our fair share of the benefits and less about the act of working together in and of itself.

Something like:
I look forward to learning from each other.
I think we can help each other out.