3x-9=3(x-1)+3x-3

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Solution for 3x-9=3(x-1)+3x-3 equation: 



3x-9=3(x-1)+3x-3

We move all terms to the left:

3x-9-(3(x-1)+3x-3)=0



We calculate terms in parentheses: -(3(x-1)+3x-3), so:

3(x-1)+3x-3

We add all the numbers together, and all the variables

3x+3(x-1)-3

We multiply parentheses

3x+3x-3-3

We add all the numbers together, and all the variables

6x-6

Back to the equation:

-(6x-6)



We get rid of parentheses

3x-6x+6-9=0

We add all the numbers together, and all the variables

-3x-3=0

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

-3x=3

x=3/-3

x=-1

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