-6+3(7+7n)=141

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Solution for -6+3(7+7n)=141 equation: 



-6+3(7+7n)=141

We move all terms to the left:

-6+3(7+7n)-(141)=0

We add all the numbers together, and all the variables

3(7n+7)-6-141=0

We add all the numbers together, and all the variables

3(7n+7)-147=0

We multiply parentheses

21n+21-147=0

We add all the numbers together, and all the variables

21n-126=0

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

21n=126

n=126/21

n=6

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