R^2=8-r^2

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Solution for R^2=8-r^2 equation: 


Simplifying
R2 = 8 + -1r2

Solving
R2 = 8 + -1r2

Solving for variable 'R'.

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

Simplifying
R2 = 8 + -1r2

Reorder the terms:
-8 + R2 + r2 = 8 + -1r2 + -8 + r2

Reorder the terms:
-8 + R2 + r2 = 8 + -8 + -1r2 + r2

Combine like terms: 8 + -8 = 0
-8 + R2 + r2 = 0 + -1r2 + r2
-8 + R2 + r2 = -1r2 + r2

Combine like terms: -1r2 + r2 = 0
-8 + R2 + r2 = 0

The solution to this equation could not be determined.

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