-105=-7(1-7n)

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Solution for -105=-7(1-7n) equation: 



-105=-7(1-7n)

We move all terms to the left:

-105-(-7(1-7n))=0

We add all the numbers together, and all the variables

-(-7(-7n+1))-105=0



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

-7(-7n+1)

We multiply parentheses

49n-7

Back to the equation:

-(49n-7)



We get rid of parentheses

-49n+7-105=0

We add all the numbers together, and all the variables

-49n-98=0

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

-49n=98

n=98/-49

n=-2

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