-99=-11(12n+6)-11(-6-9n)

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Solution for -99=-11(12n+6)-11(-6-9n) equation: 



-99=-11(12n+6)-11(-6-9n)

We move all terms to the left:

-99-(-11(12n+6)-11(-6-9n))=0

We add all the numbers together, and all the variables

-(-11(12n+6)-11(-9n-6))-99=0



We calculate terms in parentheses: -(-11(12n+6)-11(-9n-6)), so:

-11(12n+6)-11(-9n-6)

We multiply parentheses

-132n+99n-66+66

We add all the numbers together, and all the variables

-33n

Back to the equation:

-(-33n)



We get rid of parentheses

33n-99=0

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

33n=99

n=99/33

n=3

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