(x^2-2x-3)(x^2-4x+85)=

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Solution for (x^2-2x-3)(x^2-4x+85)= equation: 


Simplifying
(x2 + -2x + -3)(x2 + -4x + 85) = 0

Reorder the terms:
(-3 + -2x + x2)(x2 + -4x + 85) = 0

Reorder the terms:
(-3 + -2x + x2)(85 + -4x + x2) = 0

Multiply (-3 + -2x + x2) * (85 + -4x + x2)
(-3(85 + -4x + x2) + -2x * (85 + -4x + x2) + x2(85 + -4x + x2)) = 0
((85 * -3 + -4x * -3 + x2 * -3) + -2x * (85 + -4x + x2) + x2(85 + -4x + x2)) = 0
((-255 + 12x + -3x2) + -2x * (85 + -4x + x2) + x2(85 + -4x + x2)) = 0
(-255 + 12x + -3x2 + (85 * -2x + -4x * -2x + x2 * -2x) + x2(85 + -4x + x2)) = 0
(-255 + 12x + -3x2 + (-170x + 8x2 + -2x3) + x2(85 + -4x + x2)) = 0
(-255 + 12x + -3x2 + -170x + 8x2 + -2x3 + (85 * x2 + -4x * x2 + x2 * x2)) = 0
(-255 + 12x + -3x2 + -170x + 8x2 + -2x3 + (85x2 + -4x3 + x4)) = 0

Reorder the terms:
(-255 + 12x + -170x + -3x2 + 8x2 + 85x2 + -2x3 + -4x3 + x4) = 0

Combine like terms: 12x + -170x = -158x
(-255 + -158x + -3x2 + 8x2 + 85x2 + -2x3 + -4x3 + x4) = 0

Combine like terms: -3x2 + 8x2 = 5x2
(-255 + -158x + 5x2 + 85x2 + -2x3 + -4x3 + x4) = 0

Combine like terms: 5x2 + 85x2 = 90x2
(-255 + -158x + 90x2 + -2x3 + -4x3 + x4) = 0

Combine like terms: -2x3 + -4x3 = -6x3
(-255 + -158x + 90x2 + -6x3 + x4) = 0

Solving
-255 + -158x + 90x2 + -6x3 + x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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