2/7.n=4

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Solution for 2/7.n=4 equation: 



2/7.n=4

We move all terms to the left:

2/7.n-(4)=0



Domain of the equation: 7.n!=0

n!=0/7.

n!=0

n∈R



We multiply all the terms by the denominator


-4*7.n+2=0

Wy multiply elements

-28n+2=0

We move all terms containing n to the left, all other terms to the right

-28n=-2

n=-2/-28

n=1/14

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