-3(-n)=63

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Solution for -3(-n)=63 equation: 



-3(-n)=63

We move all terms to the left:

-3(-n)-(63)=0

We add all the numbers together, and all the variables

-3(-1n)-63=0

We multiply parentheses

3n-63=0

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

3n=63

n=63/3

n=21

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