-2n+5-7=30

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Solution for -2n+5-7=30 equation: 



-2n+5-7=30

We move all terms to the left:

-2n+5-7-(30)=0

We add all the numbers together, and all the variables

-2n-32=0

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

-2n=32

n=32/-2

n=-16

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