3(n-51)=81

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Solution for 3(n-51)=81 equation: 



3(n-51)=81

We move all terms to the left:

3(n-51)-(81)=0

We multiply parentheses

3n-153-81=0

We add all the numbers together, and all the variables

3n-234=0

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

3n=234

n=234/3

n=78

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