7(n-81)=42

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Solution for 7(n-81)=42 equation: 



7(n-81)=42

We move all terms to the left:

7(n-81)-(42)=0

We multiply parentheses

7n-567-42=0

We add all the numbers together, and all the variables

7n-609=0

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

7n=609

n=609/7

n=87

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