X^2-2kx-k^2=0

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Solution for X^2-2kx-k^2=0 equation: 


Simplifying
X2 + -2kx + -1k2 = 0

Solving
X2 + -2kx + -1k2 = 0

Solving for variable 'X'.

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

Add '2kx' to each side of the equation.
X2 + -2kx + 2kx + -1k2 = 0 + 2kx

Combine like terms: -2kx + 2kx = 0
X2 + 0 + -1k2 = 0 + 2kx
X2 + -1k2 = 0 + 2kx
Remove the zero:
X2 + -1k2 = 2kx

Add 'k2' to each side of the equation.
X2 + -1k2 + k2 = 2kx + k2

Combine like terms: -1k2 + k2 = 0
X2 + 0 = 2kx + k2
X2 = 2kx + k2

Simplifying
X2 = 2kx + k2

Reorder the terms:
X2 + -2kx + -1k2 = 2kx + -2kx + k2 + -1k2

Combine like terms: 2kx + -2kx = 0
X2 + -2kx + -1k2 = 0 + k2 + -1k2
X2 + -2kx + -1k2 = k2 + -1k2

Combine like terms: k2 + -1k2 = 0
X2 + -2kx + -1k2 = 0

The solution to this equation could not be determined.

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