3+(-7)n=24

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Solution for 3+(-7)n=24 equation: 



3+(-7)n=24

We move all terms to the left:

3+(-7)n-(24)=0

We add all the numbers together, and all the variables

(-7)n-21=0

We multiply parentheses

-7n-21=0

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

-7n=21

n=21/-7

n=-3

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