12(x+9)=-4(x-9)

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Solution for 12(x+9)=-4(x-9) equation: 



12(x+9)=-4(x-9)

We move all terms to the left:

12(x+9)-(-4(x-9))=0

We multiply parentheses

12x-(-4(x-9))+108=0



We calculate terms in parentheses: -(-4(x-9)), so:

-4(x-9)

We multiply parentheses

-4x+36

Back to the equation:

-(-4x+36)



We get rid of parentheses

12x+4x-36+108=0

We add all the numbers together, and all the variables

16x+72=0

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

16x=-72

x=-72/16

x=-4+1/2

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