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0.66/n=7/21
We move all terms to the left:
0.66/n-(7/21)=0
Domain of the equation: n!=0We add all the numbers together, and all the variables
n∈R
0.66/n-(+7/21)=0
We get rid of parentheses
0.66/n-7/21=0
We calculate fractions
There is no solution for this equation
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