Olympiad Mathematics Question | if x²+9y²=121 and xy=12 then x-3y=?

[@freddyalvaradamaranon304]

Muy interesante video sobre ecuaciones con dos incógnitas condicionadas, muchas gracias por compartir tan buena explicación profesor Tambuwal. 😊😊❤😊😊 .

[@tambuwalmathsclass]

I so much appreciate it 🙏❣️

[@tayoflavour8772]

how do we now get the value of X and Y with this method?

[@tambuwalmathsclass]

I don't think it's possible

[@brunomaestroconstantine2522]

A classic one

[@tambuwalmathsclass]

Thank you 🙏