(9(-1)(-x-8))-12+3x=0

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Solution for (9(-1)(-x-8))-12+3x=0 equation: 



(9(-1)(-x-8))-12+3x=0

We add all the numbers together, and all the variables

(9(-1)(-1x-8))+3x-12=0

We add all the numbers together, and all the variables

3x+(9(-1)(-1x-8))-12=0

We multiply parentheses ..

3x+(9(+x+8))-12=0



We calculate terms in parentheses: +(9(+x+8)), so:

9(+x+8)

We add all the numbers together, and all the variables

9(x+8)

We multiply parentheses

9x+72

Back to the equation:

+(9x+72)



We get rid of parentheses

3x+9x+72-12=0

We add all the numbers together, and all the variables

12x+60=0

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

12x=-60

x=-60/12

x=-5

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