9-4x=3x-12

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Solution for 9-4x=3x-12 equation:


9-4x=3x-12

We simplify the equation to the form, which is simple to understand 
9-4x=3x-12

We move all terms containing x to the left and all other terms to the right. 
-4x-3x=-12-9

We simplify left and right side of the equation. 
-7x=-21

We divide both sides of the equation by -7 to get x. 
x=3

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