3x=8x+12

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Solution for 3x=8x+12 equation: 



3x=8x+12

We move all terms to the left:

3x-(8x+12)=0

We get rid of parentheses

3x-8x-12=0

We add all the numbers together, and all the variables

-5x-12=0

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

-5x=12

x=12/-5

x=-2+2/5

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