(x^2-3x-40)(x^2-2x-5)=0

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Solution for (x^2-3x-40)(x^2-2x-5)=0 equation:


Simplifying
(x2 + -3x + -40)(x2 + -2x + -5) = 0

Reorder the terms:
(-40 + -3x + x2)(x2 + -2x + -5) = 0

Reorder the terms:
(-40 + -3x + x2)(-5 + -2x + x2) = 0

Multiply (-40 + -3x + x2) * (-5 + -2x + x2)
(-40(-5 + -2x + x2) + -3x * (-5 + -2x + x2) + x2(-5 + -2x + x2)) = 0
((-5 * -40 + -2x * -40 + x2 * -40) + -3x * (-5 + -2x + x2) + x2(-5 + -2x + x2)) = 0
((200 + 80x + -40x2) + -3x * (-5 + -2x + x2) + x2(-5 + -2x + x2)) = 0
(200 + 80x + -40x2 + (-5 * -3x + -2x * -3x + x2 * -3x) + x2(-5 + -2x + x2)) = 0
(200 + 80x + -40x2 + (15x + 6x2 + -3x3) + x2(-5 + -2x + x2)) = 0
(200 + 80x + -40x2 + 15x + 6x2 + -3x3 + (-5 * x2 + -2x * x2 + x2 * x2)) = 0
(200 + 80x + -40x2 + 15x + 6x2 + -3x3 + (-5x2 + -2x3 + x4)) = 0

Reorder the terms:
(200 + 80x + 15x + -40x2 + 6x2 + -5x2 + -3x3 + -2x3 + x4) = 0

Combine like terms: 80x + 15x = 95x
(200 + 95x + -40x2 + 6x2 + -5x2 + -3x3 + -2x3 + x4) = 0

Combine like terms: -40x2 + 6x2 = -34x2
(200 + 95x + -34x2 + -5x2 + -3x3 + -2x3 + x4) = 0

Combine like terms: -34x2 + -5x2 = -39x2
(200 + 95x + -39x2 + -3x3 + -2x3 + x4) = 0

Combine like terms: -3x3 + -2x3 = -5x3
(200 + 95x + -39x2 + -5x3 + x4) = 0

Solving
200 + 95x + -39x2 + -5x3 + x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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