4^n+2+2=20

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Solution for 4^n+2+2=20 equation: 



4^n+2+2=20

We move all terms to the left:

4^n+2+2-(20)=0

We add all the numbers together, and all the variables

4^n-16=0

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

4^n=16

n=16/1

n=16

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