-5/7n=-20

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Solution for -5/7n=-20 equation: 



-5/7n=-20

We move all terms to the left:

-5/7n-(-20)=0



Domain of the equation: 7n!=0

n!=0/7

n!=0

n∈R



We add all the numbers together, and all the variables

-5/7n+20=0

We multiply all the terms by the denominator


20*7n-5=0

Wy multiply elements

140n-5=0

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

140n=5

n=5/140

n=1/28

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