Question

2 If I wanted to get more exercise, n 1-S (you) a gym with me?​

Answer 1

2. If I wanted to get more exercise, would you go to a gym with me?

Answer 2

It sounds like you're inviting someone to go to the gym with you to get more exercise. To phrase your question more clearly, you could say:

"Would you like to go to the gym with me to get more exercise?"

This way, your invitation is straightforward and easy to understand.