3(7n-7)=-189

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Solution for 3(7n-7)=-189 equation: 



3(7n-7)=-189

We move all terms to the left:

3(7n-7)-(-189)=0

We add all the numbers together, and all the variables

3(7n-7)+189=0

We multiply parentheses

21n-21+189=0

We add all the numbers together, and all the variables

21n+168=0

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

21n=-168

n=-168/21

n=-8

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