-21(-1/7n)=5/7

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Solution for -21(-1/7n)=5/7 equation: 



-21(-1/7n)=5/7

We move all terms to the left:

-21(-1/7n)-(5/7)=0



Domain of the equation: 7n)!=0

n!=0/1

n!=0

n∈R



We add all the numbers together, and all the variables

-21(-1/7n)-(+5/7)=0

We multiply parentheses

21n-(+5/7)=0

We get rid of parentheses

21n-5/7=0

We multiply all the terms by the denominator


21n*7-5=0

Wy multiply elements

147n-5=0

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

147n=5

n=5/147

n=5/147

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