(X+y+3)(x+y-3)=0

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Solution for (X+y+3)(x+y-3)=0 equation: 


Simplifying
(X + y + 3)(x + y + -3) = 0

Reorder the terms:
(3 + X + y)(x + y + -3) = 0

Reorder the terms:
(3 + X + y)(-3 + x + y) = 0

Multiply (3 + X + y) * (-3 + x + y)
(3(-3 + x + y) + X(-3 + x + y) + y(-3 + x + y)) = 0
((-3 * 3 + x * 3 + y * 3) + X(-3 + x + y) + y(-3 + x + y)) = 0
((-9 + 3x + 3y) + X(-3 + x + y) + y(-3 + x + y)) = 0
(-9 + 3x + 3y + (-3 * X + x * X + y * X) + y(-3 + x + y)) = 0
(-9 + 3x + 3y + (-3X + xX + yX) + y(-3 + x + y)) = 0
(-9 + 3x + 3y + -3X + xX + yX + (-3 * y + x * y + y * y)) = 0

Reorder the terms:
(-9 + 3x + 3y + -3X + xX + yX + (xy + -3y + y2)) = 0
(-9 + 3x + 3y + -3X + xX + yX + (xy + -3y + y2)) = 0

Reorder the terms:
(-9 + -3X + 3x + xX + xy + 3y + -3y + yX + y2) = 0

Combine like terms: 3y + -3y = 0
(-9 + -3X + 3x + xX + xy + 0 + yX + y2) = 0
(-9 + -3X + 3x + xX + xy + yX + y2) = 0

Solving
-9 + -3X + 3x + xX + xy + yX + y2 = 0

Solving for variable 'X'.

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

Add '9' to each side of the equation.
-9 + -3X + 3x + xX + xy + yX + 9 + y2 = 0 + 9

Reorder the terms:
-9 + 9 + -3X + 3x + xX + xy + yX + y2 = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -3X + 3x + xX + xy + yX + y2 = 0 + 9
-3X + 3x + xX + xy + yX + y2 = 0 + 9

Combine like terms: 0 + 9 = 9
-3X + 3x + xX + xy + yX + y2 = 9

Add '-3x' to each side of the equation.
-3X + 3x + xX + xy + yX + -3x + y2 = 9 + -3x

Reorder the terms:
-3X + 3x + -3x + xX + xy + yX + y2 = 9 + -3x

Combine like terms: 3x + -3x = 0
-3X + 0 + xX + xy + yX + y2 = 9 + -3x
-3X + xX + xy + yX + y2 = 9 + -3x

Add '-1xy' to each side of the equation.
-3X + xX + xy + yX + -1xy + y2 = 9 + -3x + -1xy

Reorder the terms:
-3X + xX + xy + -1xy + yX + y2 = 9 + -3x + -1xy

Combine like terms: xy + -1xy = 0
-3X + xX + 0 + yX + y2 = 9 + -3x + -1xy
-3X + xX + yX + y2 = 9 + -3x + -1xy

Add '-1y2' to each side of the equation.
-3X + xX + yX + y2 + -1y2 = 9 + -3x + -1xy + -1y2

Combine like terms: y2 + -1y2 = 0
-3X + xX + yX + 0 = 9 + -3x + -1xy + -1y2
-3X + xX + yX = 9 + -3x + -1xy + -1y2

Reorder the terms:
-9 + -3X + 3x + xX + xy + yX + y2 = 9 + -3x + -1xy + -1y2 + -9 + 3x + xy + y2

Reorder the terms:
-9 + -3X + 3x + xX + xy + yX + y2 = 9 + -9 + -3x + 3x + -1xy + xy + -1y2 + y2

Combine like terms: 9 + -9 = 0
-9 + -3X + 3x + xX + xy + yX + y2 = 0 + -3x + 3x + -1xy + xy + -1y2 + y2
-9 + -3X + 3x + xX + xy + yX + y2 = -3x + 3x + -1xy + xy + -1y2 + y2

Combine like terms: -3x + 3x = 0
-9 + -3X + 3x + xX + xy + yX + y2 = 0 + -1xy + xy + -1y2 + y2
-9 + -3X + 3x + xX + xy + yX + y2 = -1xy + xy + -1y2 + y2

Combine like terms: -1xy + xy = 0
-9 + -3X + 3x + xX + xy + yX + y2 = 0 + -1y2 + y2
-9 + -3X + 3x + xX + xy + yX + y2 = -1y2 + y2

Combine like terms: -1y2 + y2 = 0
-9 + -3X + 3x + xX + xy + yX + y2 = 0

The solution to this equation could not be determined.

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