9^-2y=7

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Solution for 9^-2y=7 equation: 



9^-2y=7

We move all terms to the left:

9^-2y-(7)=0

determiningTheFunctionDomain
-2y-7+9^=0

We add all the numbers together, and all the variables

-2y=0

y=0/-2

y=0

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