7x-2x=9x

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Solution for 7x-2x=9x equation:


7x-2x=9x

We simplify the equation to the form, which is simple to understand 
7x-2x=9x

We move all terms containing x to the left and all other terms to the right. 
+7x-2x-9x=0

We simplify left and right side of the equation. 
-4x=0

We divide both sides of the equation by -4 to get x. 
x=-0

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