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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

2x-(4x+8)-12=0

We get rid of parentheses

2x-4x-8-12=0

We add all the numbers together, and all the variables

-2x-20=0

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

-2x=20

x=20/-2

x=-10

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