6+(-2)+(-9)=

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Solution for 6+(-2)+(-9)= equation:


6+(-2)+(-9)=0

We simplify the equation to the form, which is simple to understand 
6+(-2)+(-9)=0

Remove unnecessary parentheses
+6-2+(-9+)=0

Remove unnecessary parentheses
+6-2-9=0

We move all terms containing  to the left and all other terms to the right. 
0=0-6+2+9

We simplify left and right side of the equation. 
0=+5

0=5

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

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