-30-20=

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Solution for -30-20= equation: 


Simplifying
-30 + -20 = 0

Combine like terms: -30 + -20 = -50
-50 = 0

Solving
-50 = 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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