(-9)+(-18)=

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Solution for (-9)+(-18)= equation: 


Simplifying
(-9) + (-18) = 0
-9 + (-18) = 0
-9 + -18 = 0

Combine like terms: -9 + -18 = -27
-27 = 0

Solving
-27 = 0

Couldn't find a variable to solve for.

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

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