xy-x-y-1=0

Solution for xy-x-y-1=0 equation:

Simplifying
xy + -1x + -1y + -1 = 0

Reorder the terms:
-1 + -1x + xy + -1y = 0

Solving
-1 + -1x + xy + -1y = 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 + -1x + xy + 1 + -1y = 0 + 1

Reorder the terms:
-1 + 1 + -1x + xy + -1y = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -1x + xy + -1y = 0 + 1
-1x + xy + -1y = 0 + 1

Combine like terms: 0 + 1 = 1
-1x + xy + -1y = 1

Add 'y' to each side of the equation.
-1x + xy + -1y + y = 1 + y

Combine like terms: -1y + y = 0
-1x + xy + 0 = 1 + y
-1x + xy = 1 + y

Reorder the terms:
-1 + -1x + xy + -1y = 1 + y + -1 + -1y

Reorder the terms:
-1 + -1x + xy + -1y = 1 + -1 + y + -1y

Combine like terms: 1 + -1 = 0
-1 + -1x + xy + -1y = 0 + y + -1y
-1 + -1x + xy + -1y = y + -1y

Combine like terms: y + -1y = 0
-1 + -1x + xy + -1y = 0

The solution to this equation could not be determined.