2x+9=x-9

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


2x+9=x-9

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

We move all terms containing x to the left and all other terms to the right. 
+2x-1x=-9-9

We simplify left and right side of the equation. 
+1x=-18

We divide both sides of the equation by 1 to get x. 
x=-18

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