3x+12=3x-3

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


3x+12=3x-3

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

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

We simplify left and right side of the equation. 
0x=-15

0=-15

The left and right sides are not equal, therefore there is no solution. This equation is invalid.

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