30-2x=12

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Solution for 30-2x=12 equation:


30-2x=12

We simplify the equation to the form, which is simple to understand 
30-2x=12

We move all terms containing x to the left and all other terms to the right. 
-2x=+12-30

We simplify left and right side of the equation. 
-2x=-18

We divide both sides of the equation by -2 to get x. 
x=9

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