-3x-9--12=-8

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Solution for -3x-9--12=-8 equation:


-3x-9--12=-8

We simplify the equation to the form, which is simple to understand 
-3x-9+12=-8

We move all terms containing x to the left and all other terms to the right. 
-3x=-8+9-12

We simplify left and right side of the equation. 
-3x=-11

We divide both sides of the equation by -3 to get x. 
x=3.66666666667

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