3x-3=9(x-7)

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Solution for 3x-3=9(x-7) equation: 



3x-3=9(x-7)

We move all terms to the left:

3x-3-(9(x-7))=0



We calculate terms in parentheses: -(9(x-7)), so:

9(x-7)

We multiply parentheses

9x-63

Back to the equation:

-(9x-63)



We get rid of parentheses

3x-9x+63-3=0

We add all the numbers together, and all the variables

-6x+60=0

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

-6x=-60

x=-60/-6

x=+10

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