-4/7n=12

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Solution for -4/7n=12 equation: 



-4/7n=12

We move all terms to the left:

-4/7n-(12)=0



Domain of the equation: 7n!=0

n!=0/7

n!=0

n∈R



We multiply all the terms by the denominator


-12*7n-4=0

Wy multiply elements

-84n-4=0

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

-84n=4

n=4/-84

n=-1/21

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