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1/2+2n=20
We move all terms to the left:
1/2+2n-(20)=0
determiningTheFunctionDomain 2n-20+1/2=0
We multiply all the terms by the denominator
2n*2+1-20*2=0
We add all the numbers together, and all the variables
2n*2-39=0
Wy multiply elements
4n-39=0
We move all terms containing n to the left, all other terms to the right
4n=39
n=39/4
n=9+3/4
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