-30=-3(x-3)

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Solution for -30=-3(x-3) equation: 



-30=-3(x-3)

We move all terms to the left:

-30-(-3(x-3))=0



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

-3(x-3)

We multiply parentheses

-3x+9

Back to the equation:

-(-3x+9)



We get rid of parentheses

3x-9-30=0

We add all the numbers together, and all the variables

3x-39=0

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

3x=39

x=39/3

x=13

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