1-3(-1-7n)=4-7n

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Solution for 1-3(-1-7n)=4-7n equation: 



1-3(-1-7n)=4-7n

We move all terms to the left:

1-3(-1-7n)-(4-7n)=0

We add all the numbers together, and all the variables

-3(-7n-1)-(-7n+4)+1=0

We multiply parentheses

21n-(-7n+4)+3+1=0

We get rid of parentheses

21n+7n-4+3+1=0

We add all the numbers together, and all the variables

28n=0

n=0/28

n=0

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