400+20x=680

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Solution for 400+20x=680 equation:


400+20x=680

We simplify the equation to the form, which is simple to understand 
400+20x=680

We move all terms containing x to the left and all other terms to the right. 
+20x=+680-400

We simplify left and right side of the equation. 
+20x=+280

We divide both sides of the equation by 20 to get x. 
x=14

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