5n-9=-2(-3-4n)

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Solution for 5n-9=-2(-3-4n) equation: 



5n-9=-2(-3-4n)

We move all terms to the left:

5n-9-(-2(-3-4n))=0

We add all the numbers together, and all the variables

5n-(-2(-4n-3))-9=0



We calculate terms in parentheses: -(-2(-4n-3)), so:

-2(-4n-3)

We multiply parentheses

8n+6

Back to the equation:

-(8n+6)



We get rid of parentheses

5n-8n-6-9=0

We add all the numbers together, and all the variables

-3n-15=0

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

-3n=15

n=15/-3

n=-5

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