-3(3u+9)=-2(-3u-9)

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Solution for -3(3u+9)=-2(-3u-9) equation: 



-3(3u+9)=-2(-3u-9)

We move all terms to the left:

-3(3u+9)-(-2(-3u-9))=0

We multiply parentheses

-9u-(-2(-3u-9))-27=0



We calculate terms in parentheses: -(-2(-3u-9)), so:

-2(-3u-9)

We multiply parentheses

6u+18

Back to the equation:

-(6u+18)



We get rid of parentheses

-9u-6u-18-27=0

We add all the numbers together, and all the variables

-15u-45=0

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

-15u=45

u=45/-15

u=-3

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