4-x=12+3x

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


4-x=12+3x

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

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

We simplify left and right side of the equation. 
-4x=+8

We divide both sides of the equation by -4 to get x. 
x=-2

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