A Nice Math Olympiad Exponential Problem | Japanese | how to solve for "x".

A trending Math Olympiad exponential problem | international math competition.#matholympiadproblem #mathcompetition #matholympiadpreparation #algebra #exponentialproblem #exponents

[@carlosfrei7318]

Very good teacher

[@JJONLINEMATHSCLASSchannel]

Thank you! 😃

[@user-ys5xl5gy5f]

I pay you my compliments dear teacher!

[@JJONLINEMATHSCLASSchannel]

Thank you! 😃

[@justekiara1953]

You are excellent. Thank-you.

[@JJONLINEMATHSCLASSchannel]

Thank you too!

[@user-dq3uh6ee5w]

17,5.

[@andresaspillaga7361]

Unnecesary steps at the begining (you can't do 9+9+9). Not a good teacher.