x^2+(-x^2)=72

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Solution for x^2+(-x^2)=72 equation: 


Simplifying
x2 + (-1x2) = 72

Combine like terms: x2 + (-1x2) = 0
0 = 72

Solving
0 = 72

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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