x^2-kx+64=8

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Solution for x^2-kx+64=8 equation:


Simplifying
x2 + -1kx + 64 = 8

Reorder the terms:
64 + -1kx + x2 = 8

Solving
64 + -1kx + x2 = 8

Solving for variable 'k'.

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

Add '-64' to each side of the equation.
64 + -1kx + -64 + x2 = 8 + -64

Reorder the terms:
64 + -64 + -1kx + x2 = 8 + -64

Combine like terms: 64 + -64 = 0
0 + -1kx + x2 = 8 + -64
-1kx + x2 = 8 + -64

Combine like terms: 8 + -64 = -56
-1kx + x2 = -56

Add '-1x2' to each side of the equation.
-1kx + x2 + -1x2 = -56 + -1x2

Combine like terms: x2 + -1x2 = 0
-1kx + 0 = -56 + -1x2
-1kx = -56 + -1x2

Divide each side by '-1x'.
k = 56x-1 + x

Simplifying
k = 56x-1 + x

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