2(-1)-(-1)2+4=

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Solution for 2(-1)-(-1)2+4= equation: 


Simplifying
2(-1) + -1(-1) * 2 + 4 = 0

Multiply 2 * -1
-2 + -1(-1) * 2 + 4 = 0

Multiply -1 * -1
-2 + 1 * 2 + 4 = 0

Multiply 1 * 2
-2 + 2 + 4 = 0

Combine like terms: -2 + 2 = 0
0 + 4 = 0
4 = 0

Solving
4 = 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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