-1=2n+5

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Solution for -1=2n+5 equation: 



-1=2n+5

We move all terms to the left:

-1-(2n+5)=0

We get rid of parentheses

-2n-5-1=0

We add all the numbers together, and all the variables

-2n-6=0

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

-2n=6

n=6/-2

n=-3

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