-2+13=21

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Solution for -2+13=21 equation:


-2+13=21

We simplify the equation to the form, which is simple to understand 
-2+13=21

We move all terms containing  to the left and all other terms to the right. 
0=+21+2-13

We simplify left and right side of the equation. 
0=+10

0=10

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

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