SOLUTION: How do you solve for x when : log base81:5 + log base81: (2x-1)= 1/4

Question 846344: How do you solve for x when : log base81:5 + log base81: (2x-1)= 1/4
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
Log using base 81? Review the Change of Base formula(just in case), and use conventional notation.

.
You might think that change of base be necessary, but....
How far can this be solved WITHOUT changing bases?
Condensing the log expression, the left member,

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