-8x-12=-4(x-7)

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Solution for -8x-12=-4(x-7) equation: 



-8x-12=-4(x-7)

We move all terms to the left:

-8x-12-(-4(x-7))=0



We calculate terms in parentheses: -(-4(x-7)), so:

-4(x-7)

We multiply parentheses

-4x+28

Back to the equation:

-(-4x+28)



We get rid of parentheses

-8x+4x-28-12=0

We add all the numbers together, and all the variables

-4x-40=0

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

-4x=40

x=40/-4

x=-10

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