-80-(-40)=

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Solution for -80-(-40)= equation: 


Simplifying
-80 + -1(-40) = 0

Multiply -1 * -40
-80 + 40 = 0

Combine like terms: -80 + 40 = -40
-40 = 0

Solving
-40 = 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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