-12+(-3x)=0

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Solution for -12+(-3x)=0 equation:


-12+(-3x)=0

We simplify the equation to the form, which is simple to understand 
-12+(-3x)=0

Remove unnecessary parentheses
-12-3x=0

We move all terms containing x to the left and all other terms to the right. 
-3x=0+12

We simplify left and right side of the equation. 
-3x=+12

We divide both sides of the equation by -3 to get x. 
x=-4

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