12x+7=3(x-4)

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



12x+7=3(x-4)

We move all terms to the left:

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



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

3(x-4)

We multiply parentheses

3x-12

Back to the equation:

-(3x-12)



We get rid of parentheses

12x-3x+12+7=0

We add all the numbers together, and all the variables

9x+19=0

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

9x=-19

x=-19/9

x=-2+1/9

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