x+4+8=3x-8+8

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



x+4+8=3x-8+8

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

x-(+3x)+12=0

We get rid of parentheses

x-3x+12=0

We add all the numbers together, and all the variables

-2x+12=0

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

-2x=-12

x=-12/-2

x=+6

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