15x-9=30*(x-1)

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Solution for 15x-9=30*(x-1) equation: 



15x-9=30(x-1)

We move all terms to the left:

15x-9-(30(x-1))=0



We calculate terms in parentheses: -(30(x-1)), so:

30(x-1)

We multiply parentheses

30x-30

Back to the equation:

-(30x-30)



We get rid of parentheses

15x-30x+30-9=0

We add all the numbers together, and all the variables

-15x+21=0

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

-15x=-21

x=-21/-15

x=1+2/5

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