-7(3x-3)=9(-9-2x)

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Solution for -7(3x-3)=9(-9-2x) equation: 



-7(3x-3)=9(-9-2x)

We move all terms to the left:

-7(3x-3)-(9(-9-2x))=0

We add all the numbers together, and all the variables

-7(3x-3)-(9(-2x-9))=0

We multiply parentheses

-21x-(9(-2x-9))+21=0



We calculate terms in parentheses: -(9(-2x-9)), so:

9(-2x-9)

We multiply parentheses

-18x-81

Back to the equation:

-(-18x-81)



We get rid of parentheses

-21x+18x+81+21=0

We add all the numbers together, and all the variables

-3x+102=0

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

-3x=-102

x=-102/-3

x=+34

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