-7=2(n-7)-9

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Solution for -7=2(n-7)-9 equation: 



-7=2(n-7)-9

We move all terms to the left:

-7-(2(n-7)-9)=0



We calculate terms in parentheses: -(2(n-7)-9), so:

2(n-7)-9

We multiply parentheses

2n-14-9

We add all the numbers together, and all the variables

2n-23

Back to the equation:

-(2n-23)



We get rid of parentheses

-2n+23-7=0

We add all the numbers together, and all the variables

-2n+16=0

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

-2n=-16

n=-16/-2

n=+8

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