-1(-1+-1)=

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


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

Combine like terms: -1 + -1 = -2
-1(-2) = 0

Multiply -1 * -2
2 = 0

Solving
2 = 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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