-12-x=3

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Solution for -12-x=3 equation:


-12-x=3

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

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

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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