x+3=2x-12

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Solution for x+3=2x-12 equation:


x+3=2x-12

We simplify the equation to the form, which is simple to understand 
x+3=2x-12

We move all terms containing x to the left and all other terms to the right. 
+1x-2x=-12-3

We simplify left and right side of the equation. 
-1x=-15

We divide both sides of the equation by -1 to get x. 
x=15

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