4x-12=x-3x+9

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


4x-12=x-3x+9

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

We move all terms containing x to the left and all other terms to the right. 
+4x-1x+3x=+9+12

We simplify left and right side of the equation. 
+6x=+21

We divide both sides of the equation by 6 to get x. 
x=3.5

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