Doesn't matter whether we're horse people or not, cheating is dishonest.
I imagine if we were all kazoo players or rode llamas we'd still
think it was being a low, down dirty cheater to have someone else do your work.
If you're willing to be dishonest in this, that doesn't say much for your integrity in other matters.
Life may not be fair, but people who have morals and ethics don't try and pawn off their responsibilities onto others. If you're too darned busy to do the coursework, then drop the course.