81^x=3.9^x+3

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Solution for 81^x=3.9^x+3 equation: 



81^x=3.9^x+3

We move all terms to the left:

81^x-(3.9^x+3)=0

We get rid of parentheses

81^x-3.9^x-3=0

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

81^x-3.9^x=3

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