7(n+9)=9(n-5)-14n

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Solution for 7(n+9)=9(n-5)-14n equation: 



7(n+9)=9(n-5)-14n

We move all terms to the left:

7(n+9)-(9(n-5)-14n)=0

We multiply parentheses

7n-(9(n-5)-14n)+63=0



We calculate terms in parentheses: -(9(n-5)-14n), so:

9(n-5)-14n

We add all the numbers together, and all the variables

-14n+9(n-5)

We multiply parentheses

-14n+9n-45

We add all the numbers together, and all the variables

-5n-45

Back to the equation:

-(-5n-45)



We get rid of parentheses

7n+5n+45+63=0

We add all the numbers together, and all the variables

12n+108=0

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

12n=-108

n=-108/12

n=-9

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