4/1=12/x

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Solution for 4/1=12/x equation:


4/1=12/x

We simplify the equation to the form, which is simple to understand 
4/1=12/x

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

We simplify left and right side of the equation. 
-1x=-4

We divide both sides of the equation by -01 to get x. 
x=4

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