3x+15=9(x-1)

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Solution for 3x+15=9(x-1) equation: 



3x+15=9(x-1)

We move all terms to the left:

3x+15-(9(x-1))=0



We calculate terms in parentheses: -(9(x-1)), so:

9(x-1)

We multiply parentheses

9x-9

Back to the equation:

-(9x-9)



We get rid of parentheses

3x-9x+9+15=0

We add all the numbers together, and all the variables

-6x+24=0

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

-6x=-24

x=-24/-6

x=+4

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