-9x-42=-3(x+8)

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Solution for -9x-42=-3(x+8) equation: 



-9x-42=-3(x+8)

We move all terms to the left:

-9x-42-(-3(x+8))=0



We calculate terms in parentheses: -(-3(x+8)), so:

-3(x+8)

We multiply parentheses

-3x-24

Back to the equation:

-(-3x-24)



We get rid of parentheses

-9x+3x+24-42=0

We add all the numbers together, and all the variables

-6x-18=0

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

-6x=18

x=18/-6

x=-3

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