-1-(-6.5)=

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Solution for -1-(-6.5)= equation: 


Simplifying
-1 + -1(-6.5) = 0

Multiply -1 * -6.5
-1 + 6.5 = 0

Combine like terms: -1 + 6.5 = 5.5
5.5 = 0

Solving
5.5 = 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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