(7x)=(12x+9)

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



(7x)=(12x+9)

We move all terms to the left:

(7x)-((12x+9))=0



We calculate terms in parentheses: -((12x+9)), so:

(12x+9)

We get rid of parentheses

12x+9

Back to the equation:

-(12x+9)



We get rid of parentheses

7x-12x-9=0

We add all the numbers together, and all the variables

-5x-9=0

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

-5x=9

x=9/-5

x=-1+4/5

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