1-1+2*2=

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Solution for 1-1+2*2= equation: 


Simplifying
1 + -1 + 2 * 2 = 0

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

Combine like terms: 1 + -1 = 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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