-1-9n=-2(-n-5)

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Solution for -1-9n=-2(-n-5) equation: 



-1-9n=-2(-n-5)

We move all terms to the left:

-1-9n-(-2(-n-5))=0

We add all the numbers together, and all the variables

-9n-(-2(-1n-5))-1=0



We calculate terms in parentheses: -(-2(-1n-5)), so:

-2(-1n-5)

We multiply parentheses

2n+10

Back to the equation:

-(2n+10)



We get rid of parentheses

-9n-2n-10-1=0

We add all the numbers together, and all the variables

-11n-11=0

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

-11n=11

n=11/-11

n=-1

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