-7=n-4

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Solution for -7=n-4 equation: 



-7=n-4

We move all terms to the left:

-7-(n-4)=0

We get rid of parentheses

-n+4-7=0

We add all the numbers together, and all the variables

-1n-3=0

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

-n=3

n=3/-1

n=-3

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