hat
Si nou konnen sa x au se egal a 4, lè sa a, nou konnen l ', Apre sa, nou konnen sa ki nan Aljèb, nou te kapab te rezoud li, sa x egal a moins 2 ou 2.
eng
So if we know that x squared is equal to 4, then we know, and we know this from algebra, we could have solved it, that x is equal to minus 2 or 2.