(5x+4y+3)(5x+4y-3)=

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Solution for (5x+4y+3)(5x+4y-3)= equation:


Simplifying
(5x + 4y + 3)(5x + 4y + -3) = 0

Reorder the terms:
(3 + 5x + 4y)(5x + 4y + -3) = 0

Reorder the terms:
(3 + 5x + 4y)(-3 + 5x + 4y) = 0

Multiply (3 + 5x + 4y) * (-3 + 5x + 4y)
(3(-3 + 5x + 4y) + 5x * (-3 + 5x + 4y) + 4y * (-3 + 5x + 4y)) = 0
((-3 * 3 + 5x * 3 + 4y * 3) + 5x * (-3 + 5x + 4y) + 4y * (-3 + 5x + 4y)) = 0
((-9 + 15x + 12y) + 5x * (-3 + 5x + 4y) + 4y * (-3 + 5x + 4y)) = 0
(-9 + 15x + 12y + (-3 * 5x + 5x * 5x + 4y * 5x) + 4y * (-3 + 5x + 4y)) = 0

Reorder the terms:
(-9 + 15x + 12y + (-15x + 20xy + 25x2) + 4y * (-3 + 5x + 4y)) = 0
(-9 + 15x + 12y + (-15x + 20xy + 25x2) + 4y * (-3 + 5x + 4y)) = 0
(-9 + 15x + 12y + -15x + 20xy + 25x2 + (-3 * 4y + 5x * 4y + 4y * 4y)) = 0

Reorder the terms:
(-9 + 15x + 12y + -15x + 20xy + 25x2 + (20xy + -12y + 16y2)) = 0
(-9 + 15x + 12y + -15x + 20xy + 25x2 + (20xy + -12y + 16y2)) = 0

Reorder the terms:
(-9 + 15x + -15x + 20xy + 20xy + 25x2 + 12y + -12y + 16y2) = 0

Combine like terms: 15x + -15x = 0
(-9 + 0 + 20xy + 20xy + 25x2 + 12y + -12y + 16y2) = 0
(-9 + 20xy + 20xy + 25x2 + 12y + -12y + 16y2) = 0

Combine like terms: 20xy + 20xy = 40xy
(-9 + 40xy + 25x2 + 12y + -12y + 16y2) = 0

Combine like terms: 12y + -12y = 0
(-9 + 40xy + 25x2 + 0 + 16y2) = 0
(-9 + 40xy + 25x2 + 16y2) = 0

Solving
-9 + 40xy + 25x2 + 16y2 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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