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0.4/1=0.2/x
We move all terms to the left:
0.4/1-(0.2/x)=0
Domain of the equation: x)!=0We add all the numbers together, and all the variables
x!=0/1
x!=0
x∈R
-(+0.2/x)+0.4/1=0
We get rid of parentheses
-0.2/x+0.4/1=0
We calculate fractions
There is no solution for this equation
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