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4x^2+16+16x/x+4=4x^2-16/x^2
We move all terms to the left:
4x^2+16+16x/x+4-(4x^2-16/x^2)=0
Domain of the equation: x!=0
x∈R
Domain of the equation: x^2)!=0We add all the numbers together, and all the variables
x!=0/1
x!=0
x∈R
4x^2+16x/x-(4x^2-16/x^2)+20=0
We get rid of parentheses
4x^2-4x^2+16x/x+16/x^2+20=0
We calculate fractions
We do not support expression: x^3
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