R^2-10r+9=0

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Solution for R^2-10r+9=0 equation:


Simplifying
R2 + -10r + 9 = 0

Reorder the terms:
9 + R2 + -10r = 0

Solving
9 + R2 + -10r = 0

Solving for variable 'R'.

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

Add '-9' to each side of the equation.
9 + R2 + -9 + -10r = 0 + -9

Reorder the terms:
9 + -9 + R2 + -10r = 0 + -9

Combine like terms: 9 + -9 = 0
0 + R2 + -10r = 0 + -9
R2 + -10r = 0 + -9

Combine like terms: 0 + -9 = -9
R2 + -10r = -9

Add '10r' to each side of the equation.
R2 + -10r + 10r = -9 + 10r

Combine like terms: -10r + 10r = 0
R2 + 0 = -9 + 10r
R2 = -9 + 10r

Simplifying
R2 = -9 + 10r

Reorder the terms:
9 + R2 + -10r = -9 + 10r + 9 + -10r

Reorder the terms:
9 + R2 + -10r = -9 + 9 + 10r + -10r

Combine like terms: -9 + 9 = 0
9 + R2 + -10r = 0 + 10r + -10r
9 + R2 + -10r = 10r + -10r

Combine like terms: 10r + -10r = 0
9 + R2 + -10r = 0

The solution to this equation could not be determined.

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