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3/2n+5/2=4n-7.5
We move all terms to the left:
3/2n+5/2-(4n-7.5)=0
Domain of the equation: 2n!=0We get rid of parentheses
n!=0/2
n!=0
n∈R
3/2n-4n+7.5+5/2=0
We calculate fractions
-4n+7.5=0
We move all terms containing n to the left, all other terms to the right
-4n=-7.5
n=-7.5/-4
n=1+2.3333333333333/2.6666666666667
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