-9+(3)/(4)n=12

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Solution for -9+(3)/(4)n=12 equation: 



-9+(3)/(4)n=12

We move all terms to the left:

-9+(3)/(4)n-(12)=0



Domain of the equation: 4n!=0

n!=0/4

n!=0

n∈R



We add all the numbers together, and all the variables

3/4n-21=0

We multiply all the terms by the denominator


-21*4n+3=0

Wy multiply elements

-84n+3=0

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

-84n=-3

n=-3/-84

n=1/28

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