R^2+r=80

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Solution for R^2+r=80 equation:


Simplifying
R2 + r = 80

Solving
R2 + r = 80

Solving for variable 'R'.

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

Add '-1r' to each side of the equation.
R2 + r + -1r = 80 + -1r

Combine like terms: r + -1r = 0
R2 + 0 = 80 + -1r
R2 = 80 + -1r

Simplifying
R2 = 80 + -1r

Reorder the terms:
-80 + R2 + r = 80 + -1r + -80 + r

Reorder the terms:
-80 + R2 + r = 80 + -80 + -1r + r

Combine like terms: 80 + -80 = 0
-80 + R2 + r = 0 + -1r + r
-80 + R2 + r = -1r + r

Combine like terms: -1r + r = 0
-80 + R2 + r = 0

The solution to this equation could not be determined.

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