8-9=-12

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Solution for 8-9=-12 equation:


8-9=-12

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

We move all terms containing  to the left and all other terms to the right. 
0=-12-8+9

We simplify left and right side of the equation. 
0=-11

0=-11

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

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