3x+4+8x=12x+3

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Solution for 3x+4+8x=12x+3 equation: 



3x+4+8x=12x+3

We move all terms to the left:

3x+4+8x-(12x+3)=0

We add all the numbers together, and all the variables

11x-(12x+3)+4=0

We get rid of parentheses

11x-12x-3+4=0

We add all the numbers together, and all the variables

-1x+1=0

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

-x=-1

x=-1/-1

x=1

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