(13x+9)=(12x-4)

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Solution for (13x+9)=(12x-4) equation: 



(13x+9)=(12x-4)

We move all terms to the left:

(13x+9)-((12x-4))=0

We get rid of parentheses

13x-((12x-4))+9=0



We calculate terms in parentheses: -((12x-4)), so:

(12x-4)

We get rid of parentheses

12x-4

Back to the equation:

-(12x-4)



We get rid of parentheses

13x-12x+4+9=0

We add all the numbers together, and all the variables

x+13=0

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

x=-13

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