21x-7=0

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Solution for 21x-7=0 equation:


21x-7=0

We simplify the equation to the form, which is simple to understand 
21x-7=0

We move all terms containing x to the left and all other terms to the right. 
+21x=0+7

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

We divide both sides of the equation by 21 to get x. 
x=0.333333333333

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