я не могу пойти с вами

I can't go with you

→ я
phrase Rare #41,273
I can't go with you A polite way to say that you are unable to accompany someone. с вами means “with you” when addressing one person formally or more than one person.
RU: К сожалению, я не могу пойти с вами завтра.
EN: Unfortunately, I can't go with you tomorrow.