The basis of double-entry bookkeeping is that every accounting entry has an opposite corresponding entry in a different account. In the context of t-accounts, this means that to record a transaction; you'll need to write down both sides of in at least two t-accounts.
>at least two t-accounts
at least two, each with both a left and right side? Why two or more T-accounts instead of just one canonical one?
The basis of double-entry bookkeeping is that every accounting entry has an opposite corresponding entry in a different account. In the context of t-accounts, this means that to record a transaction; you'll need to write down both sides of in at least two t-accounts.