4x+8=2x=12

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Solution for 4x+8=2x=12 equation: 



4x+8=2x=12

We move all terms to the left:

4x+8-(2x)=0

We add all the numbers together, and all the variables

2x+8=0

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

2x=-8

x=-8/2

x=-4

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