Translate "let us borrow money" into spanish. you are saying to a group of people (yourself included) come on guys, let's go borrow money!
How do you say "let us borrow money"?
Vamos, chicos. Pidamos un préstamo de dinero.
The "let us" or "let's" is actually a command or imperative in both English and Spanish.
In Spanish we ask for a loan, we don't borrow, so it would translate back into English as
"Come on, guys. Let's ask for a money loan."