9u-12=6(u-3)

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Solution for 9u-12=6(u-3) equation: 



9u-12=6(u-3)

We move all terms to the left:

9u-12-(6(u-3))=0



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

6(u-3)

We multiply parentheses

6u-18

Back to the equation:

-(6u-18)



We get rid of parentheses

9u-6u+18-12=0

We add all the numbers together, and all the variables

3u+6=0

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

3u=-6

u=-6/3

u=-2

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