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0.4n+0.1=1/2(n+4)
We move all terms to the left:
0.4n+0.1-(1/2(n+4))=0
Domain of the equation: 2(n+4))!=0We multiply all the terms by the denominator
n∈R
(0.4n)*2(n+4))-(1+(0.1)*2(n+4))=0
We add all the numbers together, and all the variables
(+0.4n)*2(n+4))-(1+(0.1)*2(n+4))=0
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