2/5n+7=13

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Solution for 2/5n+7=13 equation: 



2/5n+7=13

We move all terms to the left:

2/5n+7-(13)=0



Domain of the equation: 5n!=0

n!=0/5

n!=0

n∈R



We add all the numbers together, and all the variables

2/5n-6=0

We multiply all the terms by the denominator


-6*5n+2=0

Wy multiply elements

-30n+2=0

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

-30n=-2

n=-2/-30

n=1/15

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