(2y-5x+7)(4y+4x+1)=

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Solution for (2y-5x+7)(4y+4x+1)= equation:


Simplifying
(2y + -5x + 7)(4y + 4x + 1) = 0

Reorder the terms:
(7 + -5x + 2y)(4y + 4x + 1) = 0

Reorder the terms:
(7 + -5x + 2y)(1 + 4x + 4y) = 0

Multiply (7 + -5x + 2y) * (1 + 4x + 4y)
(7(1 + 4x + 4y) + -5x * (1 + 4x + 4y) + 2y * (1 + 4x + 4y)) = 0
((1 * 7 + 4x * 7 + 4y * 7) + -5x * (1 + 4x + 4y) + 2y * (1 + 4x + 4y)) = 0
((7 + 28x + 28y) + -5x * (1 + 4x + 4y) + 2y * (1 + 4x + 4y)) = 0
(7 + 28x + 28y + (1 * -5x + 4x * -5x + 4y * -5x) + 2y * (1 + 4x + 4y)) = 0

Reorder the terms:
(7 + 28x + 28y + (-5x + -20xy + -20x2) + 2y * (1 + 4x + 4y)) = 0
(7 + 28x + 28y + (-5x + -20xy + -20x2) + 2y * (1 + 4x + 4y)) = 0
(7 + 28x + 28y + -5x + -20xy + -20x2 + (1 * 2y + 4x * 2y + 4y * 2y)) = 0

Reorder the terms:
(7 + 28x + 28y + -5x + -20xy + -20x2 + (8xy + 2y + 8y2)) = 0
(7 + 28x + 28y + -5x + -20xy + -20x2 + (8xy + 2y + 8y2)) = 0

Reorder the terms:
(7 + 28x + -5x + -20xy + 8xy + -20x2 + 28y + 2y + 8y2) = 0

Combine like terms: 28x + -5x = 23x
(7 + 23x + -20xy + 8xy + -20x2 + 28y + 2y + 8y2) = 0

Combine like terms: -20xy + 8xy = -12xy
(7 + 23x + -12xy + -20x2 + 28y + 2y + 8y2) = 0

Combine like terms: 28y + 2y = 30y
(7 + 23x + -12xy + -20x2 + 30y + 8y2) = 0

Solving
7 + 23x + -12xy + -20x2 + 30y + 8y2 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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