1/2n=20

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Solution for 1/2n=20 equation: 



1/2n=20

We move all terms to the left:

1/2n-(20)=0



Domain of the equation: 2n!=0

n!=0/2

n!=0

n∈R



We multiply all the terms by the denominator


-20*2n+1=0

Wy multiply elements

-40n+1=0

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

-40n=-1

n=-1/-40

n=1/40

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