(2-x)(1-y)-9=0

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Solution for (2-x)(1-y)-9=0 equation:


Simplifying
(2 + -1x)(1 + -1y) + -9 = 0

Multiply (2 + -1x) * (1 + -1y)
(2(1 + -1y) + -1x * (1 + -1y)) + -9 = 0
((1 * 2 + -1y * 2) + -1x * (1 + -1y)) + -9 = 0
((2 + -2y) + -1x * (1 + -1y)) + -9 = 0
(2 + -2y + (1 * -1x + -1y * -1x)) + -9 = 0
(2 + -2y + (-1x + 1xy)) + -9 = 0

Reorder the terms:
(2 + -1x + 1xy + -2y) + -9 = 0
(2 + -1x + 1xy + -2y) + -9 = 0

Reorder the terms:
2 + -9 + -1x + 1xy + -2y = 0

Combine like terms: 2 + -9 = -7
-7 + -1x + 1xy + -2y = 0

Solving
-7 + -1x + 1xy + -2y = 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 + -1x + 1xy + 7 + -2y = 0 + 7

Reorder the terms:
-7 + 7 + -1x + 1xy + -2y = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -1x + 1xy + -2y = 0 + 7
-1x + 1xy + -2y = 0 + 7

Combine like terms: 0 + 7 = 7
-1x + 1xy + -2y = 7

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

Combine like terms: -2y + 2y = 0
-1x + 1xy + 0 = 7 + 2y
-1x + 1xy = 7 + 2y

Reorder the terms:
-7 + -1x + 1xy + -2y = 7 + 2y + -7 + -2y

Reorder the terms:
-7 + -1x + 1xy + -2y = 7 + -7 + 2y + -2y

Combine like terms: 7 + -7 = 0
-7 + -1x + 1xy + -2y = 0 + 2y + -2y
-7 + -1x + 1xy + -2y = 2y + -2y

Combine like terms: 2y + -2y = 0
-7 + -1x + 1xy + -2y = 0

The solution to this equation could not be determined.

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