3(n-7)=-

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



3(n-7)=-

We move all terms to the left:

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

We add all the numbers together, and all the variables

3(n-7)-0=0

We add all the numbers together, and all the variables

3(n-7)=0

We multiply parentheses

3n-21=0

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

3n=21

n=21/3

n=7

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