Be with

be with (to accompany, to support) - towarzyszyć, wspierać, rozumieć.

1. I finish quickly. I'll be with you in few minutes. [...I will accompany you...]
2. I'm with Steve all the way on this matter. [I support Steve...]
3. You're either with me or against me. [You either support me or combat me]
4. So that's the way how this machine works. Are you with me? [...works. Do you follow me?]