-9-4n=5-7(2n-8)

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Solution for -9-4n=5-7(2n-8) equation: 



-9-4n=5-7(2n-8)

We move all terms to the left:

-9-4n-(5-7(2n-8))=0



We calculate terms in parentheses: -(5-7(2n-8)), so:

5-7(2n-8)

determiningTheFunctionDomain
-7(2n-8)+5

We multiply parentheses

-14n+56+5

We add all the numbers together, and all the variables

-14n+61

Back to the equation:

-(-14n+61)



We get rid of parentheses

-4n+14n-61-9=0

We add all the numbers together, and all the variables

10n-70=0

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

10n=70

n=70/10

n=7

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