9+7n=-2

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Solution for 9+7n=-2 equation: 



9+7n=-2

We move all terms to the left:

9+7n-(-2)=0

We add all the numbers together, and all the variables

7n+11=0

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

7n=-11

n=-11/7

n=-1+4/7

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