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

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



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

We move all terms to the left:

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

We multiply parentheses

2n-(-2(n+5))-18=0



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

-2(n+5)

We multiply parentheses

-2n-10

Back to the equation:

-(-2n-10)



We get rid of parentheses

2n+2n+10-18=0

We add all the numbers together, and all the variables

4n-8=0

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

4n=8

n=8/4

n=2

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