-1=2n+19

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Solution for -1=2n+19 equation: 



-1=2n+19

We move all terms to the left:

-1-(2n+19)=0

We get rid of parentheses

-2n-19-1=0

We add all the numbers together, and all the variables

-2n-20=0

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

-2n=20

n=20/-2

n=-10

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