R^2=1-2r

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Solution for R^2=1-2r equation:


Simplifying
R2 = 1 + -2r

Solving
R2 = 1 + -2r

Solving for variable 'R'.

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

Simplifying
R2 = 1 + -2r

Reorder the terms:
-1 + R2 + 2r = 1 + -2r + -1 + 2r

Reorder the terms:
-1 + R2 + 2r = 1 + -1 + -2r + 2r

Combine like terms: 1 + -1 = 0
-1 + R2 + 2r = 0 + -2r + 2r
-1 + R2 + 2r = -2r + 2r

Combine like terms: -2r + 2r = 0
-1 + R2 + 2r = 0

The solution to this equation could not be determined.

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