R^2-56=-55

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Solution for R^2-56=-55 equation: 


Simplifying
R2 + -56 = -55

Reorder the terms:
-56 + R2 = -55

Solving
-56 + R2 = -55

Solving for variable 'R'.

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

Add '56' to each side of the equation.
-56 + 56 + R2 = -55 + 56

Combine like terms: -56 + 56 = 0
0 + R2 = -55 + 56
R2 = -55 + 56

Combine like terms: -55 + 56 = 1
R2 = 1

Simplifying
R2 = 1

Take the square root of each side:
R = {-1, 1}

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