-91=-3.5-5(1+2.2n)

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Solution for -91=-3.5-5(1+2.2n) equation: 



-91=-3.5-5(1+2.2n)

We move all terms to the left:

-91-(-3.5-5(1+2.2n))=0

We add all the numbers together, and all the variables

-(-3.5-5(2.2n+1))-91=0



We calculate terms in parentheses: -(-3.5-5(2.2n+1)), so:

-3.5-5(2.2n+1)

determiningTheFunctionDomain
-5(2.2n+1)-3.5

We multiply parentheses

-10n-5-3.5

We add all the numbers together, and all the variables

-10n-8.5

Back to the equation:

-(-10n-8.5)



We get rid of parentheses

10n+8.5-91=0

We add all the numbers together, and all the variables

10n-82.5=0

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

10n=82.5

n=82.5/10

n=8+1/4

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