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4/10n=5/10n+2
We move all terms to the left:
4/10n-(5/10n+2)=0
Domain of the equation: 10n!=0
n!=0/10
n!=0
n∈R
Domain of the equation: 10n+2)!=0We get rid of parentheses
n∈R
4/10n-5/10n-2=0
We multiply all the terms by the denominator
-2*10n+4-5=0
We add all the numbers together, and all the variables
-2*10n-1=0
Wy multiply elements
-20n-1=0
We move all terms containing n to the left, all other terms to the right
-20n=1
n=1/-20
n=-1/20
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