Is Subtraction Reversible?

A lot of it comes down to what we talked about in our croptography an episode, which is, like these non reversible. Am am m, like a mathematical operator's right? Like, for example, let's i told you, o, what's two plus two? Or let's say at's the agelerated, what's one plus three? You'd say four. But there's always different possibilities, and there's no way to know.