12=3(n-65)

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Solution for 12=3(n-65) equation: 



12=3(n-65)

We move all terms to the left:

12-(3(n-65))=0



We calculate terms in parentheses: -(3(n-65)), so:

3(n-65)

We multiply parentheses

3n-195

Back to the equation:

-(3n-195)



We get rid of parentheses

-3n+195+12=0

We add all the numbers together, and all the variables

-3n+207=0

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

-3n=-207

n=-207/-3

n=+69

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