12x+20=4x+12+(9x+4)

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Solution for 12x+20=4x+12+(9x+4) equation: 



12x+20=4x+12+(9x+4)

We move all terms to the left:

12x+20-(4x+12+(9x+4))=0



We calculate terms in parentheses: -(4x+12+(9x+4)), so:

4x+12+(9x+4)

determiningTheFunctionDomain
4x+(9x+4)+12

We get rid of parentheses

4x+9x+4+12

We add all the numbers together, and all the variables

13x+16

Back to the equation:

-(13x+16)



We get rid of parentheses

12x-13x-16+20=0

We add all the numbers together, and all the variables

-1x+4=0

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

-x=-4

x=-4/-1

x=+4

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