-2n+7n=2(1+6n)-6(1+n)

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Solution for -2n+7n=2(1+6n)-6(1+n) equation: 



-2n+7n=2(1+6n)-6(1+n)

We move all terms to the left:

-2n+7n-(2(1+6n)-6(1+n))=0

We add all the numbers together, and all the variables

-2n+7n-(2(6n+1)-6(n+1))=0

We add all the numbers together, and all the variables

5n-(2(6n+1)-6(n+1))=0



We calculate terms in parentheses: -(2(6n+1)-6(n+1)), so:

2(6n+1)-6(n+1)

We multiply parentheses

12n-6n+2-6

We add all the numbers together, and all the variables

6n-4

Back to the equation:

-(6n-4)



We get rid of parentheses

5n-6n+4=0

We add all the numbers together, and all the variables

-1n+4=0

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

-n=-4

n=-4/-1

n=+4

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