15=-1/3n+7

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Solution for 15=-1/3n+7 equation: 



15=-1/3n+7

We move all terms to the left:

15-(-1/3n+7)=0



Domain of the equation: 3n+7)!=0

n∈R



We get rid of parentheses

1/3n-7+15=0

We multiply all the terms by the denominator


-7*3n+15*3n+1=0

Wy multiply elements

-21n+45n+1=0

We add all the numbers together, and all the variables

24n+1=0

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

24n=-1

n=-1/24

n=-1/24

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