161=6(7n-7)-7

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Solution for 161=6(7n-7)-7 equation: 



161=6(7n-7)-7

We move all terms to the left:

161-(6(7n-7)-7)=0



We calculate terms in parentheses: -(6(7n-7)-7), so:

6(7n-7)-7

We multiply parentheses

42n-42-7

We add all the numbers together, and all the variables

42n-49

Back to the equation:

-(42n-49)



We get rid of parentheses

-42n+49+161=0

We add all the numbers together, and all the variables

-42n+210=0

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

-42n=-210

n=-210/-42

n=+5

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