12(4+n)=5(-2n-9)=9

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Solution for 12(4+n)=5(-2n-9)=9 equation: 



12(4+n)=5(-2n-9)=9

We move all terms to the left:

12(4+n)-(5(-2n-9))=0

We add all the numbers together, and all the variables

12(n+4)-(5(-2n-9))=0

We multiply parentheses

12n-(5(-2n-9))+48=0



We calculate terms in parentheses: -(5(-2n-9)), so:

5(-2n-9)

We multiply parentheses

-10n-45

Back to the equation:

-(-10n-45)



We get rid of parentheses

12n+10n+45+48=0

We add all the numbers together, and all the variables

22n+93=0

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

22n=-93

n=-93/22

n=-4+5/22

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