2n+13=-21

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Solution for 2n+13=-21 equation: 



2n+13=-21

We move all terms to the left:

2n+13-(-21)=0

We add all the numbers together, and all the variables

2n+34=0

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

2n=-34

n=-34/2

n=-17

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