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1/7^x=117649
We move all terms to the left:
1/7^x-(117649)=0
Domain of the equation: 7^x!=0We multiply all the terms by the denominator
x!=0/1
x!=0
x∈R
-117649*7^x+1=0
Wy multiply elements
-823543x+1=0
We move all terms containing x to the left, all other terms to the right
-823543x=-1
x=-1/-823543
x=1/823543
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