12-9x=4x+28

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Solution for 12-9x=4x+28 equation: 



12-9x=4x+28

We move all terms to the left:

12-9x-(4x+28)=0

We get rid of parentheses

-9x-4x-28+12=0

We add all the numbers together, and all the variables

-13x-16=0

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

-13x=16

x=16/-13

x=-1+3/13

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