13=-3n+4

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Solution for 13=-3n+4 equation: 



13=-3n+4

We move all terms to the left:

13-(-3n+4)=0

We get rid of parentheses

3n-4+13=0

We add all the numbers together, and all the variables

3n+9=0

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

3n=-9

n=-9/3

n=-3

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