7n-131=2n-6

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Solution for 7n-131=2n-6 equation: 



7n-131=2n-6

We move all terms to the left:

7n-131-(2n-6)=0

We get rid of parentheses

7n-2n+6-131=0

We add all the numbers together, and all the variables

5n-125=0

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

5n=125

n=125/5

n=25

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