-30=-3(x+2)

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Solution for -30=-3(x+2) equation: 



-30=-3(x+2)

We move all terms to the left:

-30-(-3(x+2))=0



We calculate terms in parentheses: -(-3(x+2)), so:

-3(x+2)

We multiply parentheses

-3x-6

Back to the equation:

-(-3x-6)



We get rid of parentheses

3x+6-30=0

We add all the numbers together, and all the variables

3x-24=0

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

3x=24

x=24/3

x=8

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