-9=-6u+3(u-6)

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Solution for -9=-6u+3(u-6) equation: 



-9=-6u+3(u-6)

We move all terms to the left:

-9-(-6u+3(u-6))=0



We calculate terms in parentheses: -(-6u+3(u-6)), so:

-6u+3(u-6)

We multiply parentheses

-6u+3u-18

We add all the numbers together, and all the variables

-3u-18

Back to the equation:

-(-3u-18)



We get rid of parentheses

3u+18-9=0

We add all the numbers together, and all the variables

3u+9=0

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

3u=-9

u=-9/3

u=-3

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