-30+-9=-66

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Solution for -30+-9=-66 equation: 


Simplifying
-30 + -9 = -66

Combine like terms: -30 + -9 = -39
-39 = -66

Solving
-39 = -66

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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