7(n-6)=9(n+5)=n

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Solution for 7(n-6)=9(n+5)=n equation: 



7(n-6)=9(n+5)=n

We move all terms to the left:

7(n-6)-(9(n+5))=0

We multiply parentheses

7n-(9(n+5))-42=0



We calculate terms in parentheses: -(9(n+5)), so:

9(n+5)

We multiply parentheses

9n+45

Back to the equation:

-(9n+45)



We get rid of parentheses

7n-9n-45-42=0

We add all the numbers together, and all the variables

-2n-87=0

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

-2n=87

n=87/-2

n=-43+1/2

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