3x+4=12+12x

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Solution for 3x+4=12+12x equation: 



3x+4=12+12x

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

3x-12x-12+4=0

We add all the numbers together, and all the variables

-9x-8=0

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

-9x=8

x=8/-9

x=-8/9

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