X^2+y^2-8x-2y+7=0

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Solution for X^2+y^2-8x-2y+7=0 equation: 


Simplifying
X2 + y2 + -8x + -2y + 7 = 0

Reorder the terms:
7 + X2 + -8x + -2y + y2 = 0

Solving
7 + X2 + -8x + -2y + y2 = 0

Solving for variable 'X'.

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

Add '-7' to each side of the equation.
7 + X2 + -8x + -2y + -7 + y2 = 0 + -7

Reorder the terms:
7 + -7 + X2 + -8x + -2y + y2 = 0 + -7

Combine like terms: 7 + -7 = 0
0 + X2 + -8x + -2y + y2 = 0 + -7
X2 + -8x + -2y + y2 = 0 + -7

Combine like terms: 0 + -7 = -7
X2 + -8x + -2y + y2 = -7

Add '8x' to each side of the equation.
X2 + -8x + -2y + 8x + y2 = -7 + 8x

Reorder the terms:
X2 + -8x + 8x + -2y + y2 = -7 + 8x

Combine like terms: -8x + 8x = 0
X2 + 0 + -2y + y2 = -7 + 8x
X2 + -2y + y2 = -7 + 8x

Add '2y' to each side of the equation.
X2 + -2y + 2y + y2 = -7 + 8x + 2y

Combine like terms: -2y + 2y = 0
X2 + 0 + y2 = -7 + 8x + 2y
X2 + y2 = -7 + 8x + 2y

Add '-1y2' to each side of the equation.
X2 + y2 + -1y2 = -7 + 8x + 2y + -1y2

Combine like terms: y2 + -1y2 = 0
X2 + 0 = -7 + 8x + 2y + -1y2
X2 = -7 + 8x + 2y + -1y2

Simplifying
X2 = -7 + 8x + 2y + -1y2

Reorder the terms:
7 + X2 + -8x + -2y + y2 = -7 + 8x + 2y + -1y2 + 7 + -8x + -2y + y2

Reorder the terms:
7 + X2 + -8x + -2y + y2 = -7 + 7 + 8x + -8x + 2y + -2y + -1y2 + y2

Combine like terms: -7 + 7 = 0
7 + X2 + -8x + -2y + y2 = 0 + 8x + -8x + 2y + -2y + -1y2 + y2
7 + X2 + -8x + -2y + y2 = 8x + -8x + 2y + -2y + -1y2 + y2

Combine like terms: 8x + -8x = 0
7 + X2 + -8x + -2y + y2 = 0 + 2y + -2y + -1y2 + y2
7 + X2 + -8x + -2y + y2 = 2y + -2y + -1y2 + y2

Combine like terms: 2y + -2y = 0
7 + X2 + -8x + -2y + y2 = 0 + -1y2 + y2
7 + X2 + -8x + -2y + y2 = -1y2 + y2

Combine like terms: -1y2 + y2 = 0
7 + X2 + -8x + -2y + y2 = 0

The solution to this equation could not be determined.

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