3(5)^(2x)-1=20

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Solution for 3(5)^(2x)-1=20 equation: 



3(5)^(2x)-1=20

We move all terms to the left:

3(5)^(2x)-1-(20)=0

We add all the numbers together, and all the variables

35^2x-21=0

We move all terms containing x to the left, all other terms to the right

35^2x=21

x=21/1

x=21

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