8x-12=-9(x+7)

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Solution for 8x-12=-9(x+7) equation: 



8x-12=-9(x+7)

We move all terms to the left:

8x-12-(-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

8x+9x+63-12=0

We add all the numbers together, and all the variables

17x+51=0

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

17x=-51

x=-51/17

x=-3

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