6+7x=3(12+4x)

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Solution for 6+7x=3(12+4x) equation: 



6+7x=3(12+4x)

We move all terms to the left:

6+7x-(3(12+4x))=0

We add all the numbers together, and all the variables

7x-(3(4x+12))+6=0



We calculate terms in parentheses: -(3(4x+12)), so:

3(4x+12)

We multiply parentheses

12x+36

Back to the equation:

-(12x+36)



We get rid of parentheses

7x-12x-36+6=0

We add all the numbers together, and all the variables

-5x-30=0

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

-5x=30

x=30/-5

x=-6

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