r^2-10=-10

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Solution for r^2-10=-10 equation: 


Simplifying
r2 + -10 = -10

Reorder the terms:
-10 + r2 = -10

Add '10' to each side of the equation.
-10 + 10 + r2 = -10 + 10

Combine like terms: -10 + 10 = 0
0 + r2 = -10 + 10
r2 = -10 + 10

Combine like terms: -10 + 10 = 0
r2 = 0

Solving
r2 = 0

Solving for variable 'r'.

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

Simplifying
r2 = 0

Take the square root of each side:
r = {0}

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