X^2-y^2+2x-4y-1=0

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Solution for X^2-y^2+2x-4y-1=0 equation: 


Simplifying
X2 + -1y2 + 2x + -4y + -1 = 0

Reorder the terms:
-1 + X2 + 2x + -4y + -1y2 = 0

Solving
-1 + X2 + 2x + -4y + -1y2 = 0

Solving for variable 'X'.

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

Add '1' to each side of the equation.
-1 + X2 + 2x + -4y + 1 + -1y2 = 0 + 1

Reorder the terms:
-1 + 1 + X2 + 2x + -4y + -1y2 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + X2 + 2x + -4y + -1y2 = 0 + 1
X2 + 2x + -4y + -1y2 = 0 + 1

Combine like terms: 0 + 1 = 1
X2 + 2x + -4y + -1y2 = 1

Add '-2x' to each side of the equation.
X2 + 2x + -4y + -2x + -1y2 = 1 + -2x

Reorder the terms:
X2 + 2x + -2x + -4y + -1y2 = 1 + -2x

Combine like terms: 2x + -2x = 0
X2 + 0 + -4y + -1y2 = 1 + -2x
X2 + -4y + -1y2 = 1 + -2x

Add '4y' to each side of the equation.
X2 + -4y + 4y + -1y2 = 1 + -2x + 4y

Combine like terms: -4y + 4y = 0
X2 + 0 + -1y2 = 1 + -2x + 4y
X2 + -1y2 = 1 + -2x + 4y

Add 'y2' to each side of the equation.
X2 + -1y2 + y2 = 1 + -2x + 4y + y2

Combine like terms: -1y2 + y2 = 0
X2 + 0 = 1 + -2x + 4y + y2
X2 = 1 + -2x + 4y + y2

Simplifying
X2 = 1 + -2x + 4y + y2

Reorder the terms:
-1 + X2 + 2x + -4y + -1y2 = 1 + -2x + 4y + y2 + -1 + 2x + -4y + -1y2

Reorder the terms:
-1 + X2 + 2x + -4y + -1y2 = 1 + -1 + -2x + 2x + 4y + -4y + y2 + -1y2

Combine like terms: 1 + -1 = 0
-1 + X2 + 2x + -4y + -1y2 = 0 + -2x + 2x + 4y + -4y + y2 + -1y2
-1 + X2 + 2x + -4y + -1y2 = -2x + 2x + 4y + -4y + y2 + -1y2

Combine like terms: -2x + 2x = 0
-1 + X2 + 2x + -4y + -1y2 = 0 + 4y + -4y + y2 + -1y2
-1 + X2 + 2x + -4y + -1y2 = 4y + -4y + y2 + -1y2

Combine like terms: 4y + -4y = 0
-1 + X2 + 2x + -4y + -1y2 = 0 + y2 + -1y2
-1 + X2 + 2x + -4y + -1y2 = y2 + -1y2

Combine like terms: y2 + -1y2 = 0
-1 + X2 + 2x + -4y + -1y2 = 0

The solution to this equation could not be determined.

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