4/7n=-1

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Solution for 4/7n=-1 equation: 



4/7n=-1

We move all terms to the left:

4/7n-(-1)=0



Domain of the equation: 7n!=0

n!=0/7

n!=0

n∈R



We add all the numbers together, and all the variables

4/7n+1=0

We multiply all the terms by the denominator


1*7n+4=0

Wy multiply elements

7n+4=0

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

7n=-4

n=-4/7

n=-4/7

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