133=7(1-3n)

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Solution for 133=7(1-3n) equation: 



133=7(1-3n)

We move all terms to the left:

133-(7(1-3n))=0

We add all the numbers together, and all the variables

-(7(-3n+1))+133=0



We calculate terms in parentheses: -(7(-3n+1)), so:

7(-3n+1)

We multiply parentheses

-21n+7

Back to the equation:

-(-21n+7)



We get rid of parentheses

21n-7+133=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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