-r^2=2

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Solution for -r^2=2 equation: 


Simplifying
-1r2 = 2

Solving
-1r2 = 2

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Divide each side by '-1'.
r2 = -2

Simplifying
r2 = -2

Reorder the terms:
2 + r2 = -2 + 2

Combine like terms: -2 + 2 = 0
2 + r2 = 0

The solution to this equation could not be determined.

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