2^x+4=4^2x-1

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Solution for 2^x+4=4^2x-1 equation: 



2^x+4=4^2x-1

We move all terms to the left:

2^x+4-(4^2x-1)=0

We get rid of parentheses

2^x-4^2x+1+4=0

We add all the numbers together, and all the variables

2^x-4^2x+5=0

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

2^x-4^2x=-5

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