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