-13-(-2.1)=

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Solution for -13-(-2.1)= equation: 


Simplifying
-13 + -1(-2.1) = 0

Multiply -1 * -2.1
-13 + 2.1 = 0

Combine like terms: -13 + 2.1 = -10.9
-10.9 = 0

Solving
-10.9 = 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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