(12x+4)+(9x-3)=(7x-9)

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Solution for (12x+4)+(9x-3)=(7x-9) equation: 



(12x+4)+(9x-3)=(7x-9)

We move all terms to the left:

(12x+4)+(9x-3)-((7x-9))=0

We get rid of parentheses

12x+9x-((7x-9))+4-3=0



We calculate terms in parentheses: -((7x-9)), so:

(7x-9)

We get rid of parentheses

7x-9

Back to the equation:

-(7x-9)



We add all the numbers together, and all the variables

21x-(7x-9)+1=0

We get rid of parentheses

21x-7x+9+1=0

We add all the numbers together, and all the variables

14x+10=0

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

14x=-10

x=-10/14

x=-5/7

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