-84.78=3.3(1+3.2n)-3.6

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Solution for -84.78=3.3(1+3.2n)-3.6 equation: 



-84.78=3.3(1+3.2n)-3.6

We move all terms to the left:

-84.78-(3.3(1+3.2n)-3.6)=0

We add all the numbers together, and all the variables

-(3.3(3.2n+1)-3.6)-84.78=0



We calculate terms in parentheses: -(3.3(3.2n+1)-3.6), so:

3.3(3.2n+1)-3.6

We multiply parentheses

9.9n+3.3-3.6

We add all the numbers together, and all the variables

9.9n-0.3

Back to the equation:

-(9.9n-0.3)



We get rid of parentheses

-9.9n+0.3-84.78=0

We add all the numbers together, and all the variables

-9.9n-84.48=0

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

-9.9n=84.48

n=84.48/-9.9

n=-8+4.125/7.734375

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