27^-x-1=81

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Solution for 27^-x-1=81 equation: 



27^-x-1=81

We move all terms to the left:

27^-x-1-(81)=0

determiningTheFunctionDomain
-x-1-81+27^=0

We add all the numbers together, and all the variables

-x=0

x=0/-1

x=0

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