3(4+7n)=-7+2n

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Solution for 3(4+7n)=-7+2n equation: 



3(4+7n)=-7+2n

We move all terms to the left:

3(4+7n)-(-7+2n)=0

We add all the numbers together, and all the variables

3(7n+4)-(2n-7)=0

We multiply parentheses

21n-(2n-7)+12=0

We get rid of parentheses

21n-2n+7+12=0

We add all the numbers together, and all the variables

19n+19=0

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

19n=-19

n=-19/19

n=-1

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