-401=7(7n-1)-2

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Solution for -401=7(7n-1)-2 equation: 



-401=7(7n-1)-2

We move all terms to the left:

-401-(7(7n-1)-2)=0



We calculate terms in parentheses: -(7(7n-1)-2), so:

7(7n-1)-2

We multiply parentheses

49n-7-2

We add all the numbers together, and all the variables

49n-9

Back to the equation:

-(49n-9)



We get rid of parentheses

-49n+9-401=0

We add all the numbers together, and all the variables

-49n-392=0

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

-49n=392

n=392/-49

n=-8

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