-7+4=-15

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Solution for -7+4=-15 equation:


-7+4=-15

We simplify the equation to the form, which is simple to understand 
-7+4=-15

We move all terms containing  to the left and all other terms to the right. 
0=-15+7-4

We simplify left and right side of the equation. 
0=-12

0=-12

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

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