(4x^2+7x-4)(5x^2-6x+16)=

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Solution for (4x^2+7x-4)(5x^2-6x+16)= equation: 


Simplifying
(4x2 + 7x + -4)(5x2 + -6x + 16) = 0

Reorder the terms:
(-4 + 7x + 4x2)(5x2 + -6x + 16) = 0

Reorder the terms:
(-4 + 7x + 4x2)(16 + -6x + 5x2) = 0

Multiply (-4 + 7x + 4x2) * (16 + -6x + 5x2)
(-4(16 + -6x + 5x2) + 7x * (16 + -6x + 5x2) + 4x2 * (16 + -6x + 5x2)) = 0
((16 * -4 + -6x * -4 + 5x2 * -4) + 7x * (16 + -6x + 5x2) + 4x2 * (16 + -6x + 5x2)) = 0
((-64 + 24x + -20x2) + 7x * (16 + -6x + 5x2) + 4x2 * (16 + -6x + 5x2)) = 0
(-64 + 24x + -20x2 + (16 * 7x + -6x * 7x + 5x2 * 7x) + 4x2 * (16 + -6x + 5x2)) = 0
(-64 + 24x + -20x2 + (112x + -42x2 + 35x3) + 4x2 * (16 + -6x + 5x2)) = 0
(-64 + 24x + -20x2 + 112x + -42x2 + 35x3 + (16 * 4x2 + -6x * 4x2 + 5x2 * 4x2)) = 0
(-64 + 24x + -20x2 + 112x + -42x2 + 35x3 + (64x2 + -24x3 + 20x4)) = 0

Reorder the terms:
(-64 + 24x + 112x + -20x2 + -42x2 + 64x2 + 35x3 + -24x3 + 20x4) = 0

Combine like terms: 24x + 112x = 136x
(-64 + 136x + -20x2 + -42x2 + 64x2 + 35x3 + -24x3 + 20x4) = 0

Combine like terms: -20x2 + -42x2 = -62x2
(-64 + 136x + -62x2 + 64x2 + 35x3 + -24x3 + 20x4) = 0

Combine like terms: -62x2 + 64x2 = 2x2
(-64 + 136x + 2x2 + 35x3 + -24x3 + 20x4) = 0

Combine like terms: 35x3 + -24x3 = 11x3
(-64 + 136x + 2x2 + 11x3 + 20x4) = 0

Solving
-64 + 136x + 2x2 + 11x3 + 20x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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