-1/2n+4=20

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Solution for -1/2n+4=20 equation: 



-1/2n+4=20

We move all terms to the left:

-1/2n+4-(20)=0



Domain of the equation: 2n!=0

n!=0/2

n!=0

n∈R



We add all the numbers together, and all the variables

-1/2n-16=0

We multiply all the terms by the denominator


-16*2n-1=0

Wy multiply elements

-32n-1=0

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

-32n=1

n=1/-32

n=-1/32

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