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1/27=3^-2x-1
We move all terms to the left:
1/27-(3^-2x-1)=0
We get rid of parentheses
2x+1-3^+1/27=0
We multiply all the terms by the denominator
2x*27+1+1*27-3^*27=0
We add all the numbers together, and all the variables
2x*27=0
Wy multiply elements
54x=0
x=0/54
x=0
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