Olympiad Math Question | how to solve the value of n from given equation?

[@anushkakumari535]

I love these type of question please keep it up

[@itachu.]

thumbnail wrong!

[@sawaalbawaal]

I changed it after ur massage Btw thanks

[@comdo777]

asnwer=2 isit ha ri nang ha soon ha ri

[@taniacsibi6879]

Greșit enuntui

[@sawaalbawaal]

Yes I’ll correct it