3=8+n

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Solution for 3=8+n equation: 



3=8+n

We move all terms to the left:

3-(8+n)=0

We add all the numbers together, and all the variables

-(n+8)+3=0

We get rid of parentheses

-n-8+3=0

We add all the numbers together, and all the variables

-1n-5=0

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

-n=5

n=5/-1

n=-5

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