1/2n+6=21

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Solution for 1/2n+6=21 equation:



1/2n+6=21
We move all terms to the left:
1/2n+6-(21)=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-15=0
We multiply all the terms by the denominator
-15*2n+1=0
Wy multiply elements
-30n+1=0
We move all terms containing n to the left, all other terms to the right
-30n=-1
n=-1/-30
n=1/30

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