-3=3(8n+7)

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Solution for -3=3(8n+7) equation: 



-3=3(8n+7)

We move all terms to the left:

-3-(3(8n+7))=0



We calculate terms in parentheses: -(3(8n+7)), so:

3(8n+7)

We multiply parentheses

24n+21

Back to the equation:

-(24n+21)



We get rid of parentheses

-24n-21-3=0

We add all the numbers together, and all the variables

-24n-24=0

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

-24n=24

n=24/-24

n=-1

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