x-(x-3)=3x+12

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


x-(x-3)=3x+12

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

Remove unnecessary parentheses
x-1x+3=3x+12

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

We simplify left and right side of the equation. 
-3x=+9

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

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