9(n+8)-4n=-45-8n

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Solution for 9(n+8)-4n=-45-8n equation: 



9(n+8)-4n=-45-8n

We move all terms to the left:

9(n+8)-4n-(-45-8n)=0

We add all the numbers together, and all the variables

9(n+8)-4n-(-8n-45)=0

We add all the numbers together, and all the variables

-4n+9(n+8)-(-8n-45)=0

We multiply parentheses

-4n+9n-(-8n-45)+72=0

We get rid of parentheses

-4n+9n+8n+45+72=0

We add all the numbers together, and all the variables

13n+117=0

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

13n=-117

n=-117/13

n=-9

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