18=(x-2)*(y-4)

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Solution for 18=(x-2)*(y-4) equation:


Simplifying
18 = (x + -2)(y + -4)

Reorder the terms:
18 = (-2 + x)(y + -4)

Reorder the terms:
18 = (-2 + x)(-4 + y)

Multiply (-2 + x) * (-4 + y)
18 = (-2(-4 + y) + x(-4 + y))
18 = ((-4 * -2 + y * -2) + x(-4 + y))
18 = ((8 + -2y) + x(-4 + y))
18 = (8 + -2y + (-4 * x + y * x))
18 = (8 + -2y + (-4x + xy))

Reorder the terms:
18 = (8 + -4x + xy + -2y)
18 = (8 + -4x + xy + -2y)

Solving
18 = 8 + -4x + xy + -2y

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
18 + 4x = 8 + -4x + xy + 4x + -2y

Reorder the terms:
18 + 4x = 8 + -4x + 4x + xy + -2y

Combine like terms: -4x + 4x = 0
18 + 4x = 8 + 0 + xy + -2y
18 + 4x = 8 + xy + -2y

Add '-1xy' to each side of the equation.
18 + 4x + -1xy = 8 + xy + -1xy + -2y

Combine like terms: xy + -1xy = 0
18 + 4x + -1xy = 8 + 0 + -2y
18 + 4x + -1xy = 8 + -2y

Add '-18' to each side of the equation.
18 + 4x + -18 + -1xy = 8 + -18 + -2y

Reorder the terms:
18 + -18 + 4x + -1xy = 8 + -18 + -2y

Combine like terms: 18 + -18 = 0
0 + 4x + -1xy = 8 + -18 + -2y
4x + -1xy = 8 + -18 + -2y

Combine like terms: 8 + -18 = -10
4x + -1xy = -10 + -2y

Reorder the terms:
10 + 4x + -1xy + 2y = -10 + -2y + 10 + 2y

Reorder the terms:
10 + 4x + -1xy + 2y = -10 + 10 + -2y + 2y

Combine like terms: -10 + 10 = 0
10 + 4x + -1xy + 2y = 0 + -2y + 2y
10 + 4x + -1xy + 2y = -2y + 2y

Combine like terms: -2y + 2y = 0
10 + 4x + -1xy + 2y = 0

The solution to this equation could not be determined.

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