x^2+y^2-8x+10y+k=0

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Solution for x^2+y^2-8x+10y+k=0 equation:


Simplifying
x2 + y2 + -8x + 10y + k = 0

Reorder the terms:
k + -8x + x2 + 10y + y2 = 0

Solving
k + -8x + x2 + 10y + y2 = 0

Solving for variable 'k'.

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

Add '8x' to each side of the equation.
k + -8x + x2 + 10y + 8x + y2 = 0 + 8x

Reorder the terms:
k + -8x + 8x + x2 + 10y + y2 = 0 + 8x

Combine like terms: -8x + 8x = 0
k + 0 + x2 + 10y + y2 = 0 + 8x
k + x2 + 10y + y2 = 0 + 8x
Remove the zero:
k + x2 + 10y + y2 = 8x

Add '-1x2' to each side of the equation.
k + x2 + 10y + -1x2 + y2 = 8x + -1x2

Reorder the terms:
k + x2 + -1x2 + 10y + y2 = 8x + -1x2

Combine like terms: x2 + -1x2 = 0
k + 0 + 10y + y2 = 8x + -1x2
k + 10y + y2 = 8x + -1x2

Add '-10y' to each side of the equation.
k + 10y + -10y + y2 = 8x + -1x2 + -10y

Combine like terms: 10y + -10y = 0
k + 0 + y2 = 8x + -1x2 + -10y
k + y2 = 8x + -1x2 + -10y

Add '-1y2' to each side of the equation.
k + y2 + -1y2 = 8x + -1x2 + -10y + -1y2

Combine like terms: y2 + -1y2 = 0
k + 0 = 8x + -1x2 + -10y + -1y2
k = 8x + -1x2 + -10y + -1y2

Simplifying
k = 8x + -1x2 + -10y + -1y2

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