9^2n=40^4n-7

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Solution for 9^2n=40^4n-7 equation: 



9^2n=40^4n-7

We move all terms to the left:

9^2n-(40^4n-7)=0

We get rid of parentheses

9^2n-40^4n+7=0

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

9^2n-40^4n=-7

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