3(u-1)=u+9-6(-2u-1)

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Solution for 3(u-1)=u+9-6(-2u-1) equation: 



3(u-1)=u+9-6(-2u-1)

We move all terms to the left:

3(u-1)-(u+9-6(-2u-1))=0

We multiply parentheses

3u-(u+9-6(-2u-1))-3=0



We calculate terms in parentheses: -(u+9-6(-2u-1)), so:

u+9-6(-2u-1)

determiningTheFunctionDomain
u-6(-2u-1)+9

We multiply parentheses

u+12u+6+9

We add all the numbers together, and all the variables

13u+15

Back to the equation:

-(13u+15)



We get rid of parentheses

3u-13u-15-3=0

We add all the numbers together, and all the variables

-10u-18=0

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

-10u=18

u=18/-10

u=-1+4/5

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