9(n-9)-3=-4(2n+4)

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Solution for 9(n-9)-3=-4(2n+4) equation: 



9(n-9)-3=-4(2n+4)

We move all terms to the left:

9(n-9)-3-(-4(2n+4))=0

We multiply parentheses

9n-(-4(2n+4))-81-3=0



We calculate terms in parentheses: -(-4(2n+4)), so:

-4(2n+4)

We multiply parentheses

-8n-16

Back to the equation:

-(-8n-16)



We add all the numbers together, and all the variables

9n-(-8n-16)-84=0

We get rid of parentheses

9n+8n+16-84=0

We add all the numbers together, and all the variables

17n-68=0

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

17n=68

n=68/17

n=4

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