2x-9=6x+12

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Solution for 2x-9=6x+12 equation: 



2x-9=6x+12

We move all terms to the left:

2x-9-(6x+12)=0

We get rid of parentheses

2x-6x-12-9=0

We add all the numbers together, and all the variables

-4x-21=0

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

-4x=21

x=21/-4

x=-5+1/4

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