13(-9)=

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Solution for 13(-9)= equation:


13(-9)=0

We simplify the equation to the form, which is simple to understand 
13(-9)=0

Reorder the terms in parentheses
+(-117)=0

Remove unnecessary parentheses
-117=0

We move all terms containing  to the left and all other terms to the right. 
0=0+117

We simplify left and right side of the equation. 
0=+117

0=117

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

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