4x-12=8x+20

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Solution for 4x-12=8x+20 equation: 



4x-12=8x+20

We move all terms to the left:

4x-12-(8x+20)=0

We get rid of parentheses

4x-8x-20-12=0

We add all the numbers together, and all the variables

-4x-32=0

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

-4x=32

x=32/-4

x=-8

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