(2n-8)=(-5-7)

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Solution for (2n-8)=(-5-7) equation: 



(2n-8)=(-5-7)

We move all terms to the left:

(2n-8)-((-5-7))=0

We add all the numbers together, and all the variables

(2n-8)-((-12))=0

We add all the numbers together, and all the variables

(2n-8)+12=0

We get rid of parentheses

2n-8+12=0

We add all the numbers together, and all the variables

2n+4=0

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

2n=-4

n=-4/2

n=-2

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