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1/2n+13=9
We move all terms to the left:
1/2n+13-(9)=0
Domain of the equation: 2n!=0We add all the numbers together, and all the variables
n!=0/2
n!=0
n∈R
1/2n+4=0
We multiply all the terms by the denominator
4*2n+1=0
Wy multiply elements
8n+1=0
We move all terms containing n to the left, all other terms to the right
8n=-1
n=-1/8
n=-1/8
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