121=5-4(6+7n)

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Solution for 121=5-4(6+7n) equation: 



121=5-4(6+7n)

We move all terms to the left:

121-(5-4(6+7n))=0

We add all the numbers together, and all the variables

-(5-4(7n+6))+121=0



We calculate terms in parentheses: -(5-4(7n+6)), so:

5-4(7n+6)

determiningTheFunctionDomain
-4(7n+6)+5

We multiply parentheses

-28n-24+5

We add all the numbers together, and all the variables

-28n-19

Back to the equation:

-(-28n-19)



We get rid of parentheses

28n+19+121=0

We add all the numbers together, and all the variables

28n+140=0

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

28n=-140

n=-140/28

n=-5

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