3/7=4x/21

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Solution for 3/7=4x/21 equation:


3/7=4x/21

We simplify the equation to the form, which is simple to understand 
3/7=4x/21

We move all terms containing x to the left and all other terms to the right. 
-0.19047619047619x=-0.42857142857143

We simplify left and right side of the equation. 
-0.19047619047619x=-0.42857142857143

We divide both sides of the equation by -00.19047619047619 to get x. 
x=2.25

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