(5x+4)(4x^2+5x+4)=

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Solution for (5x+4)(4x^2+5x+4)= equation:


Simplifying
(5x + 4)(4x2 + 5x + 4) = 0

Reorder the terms:
(4 + 5x)(4x2 + 5x + 4) = 0

Reorder the terms:
(4 + 5x)(4 + 5x + 4x2) = 0

Multiply (4 + 5x) * (4 + 5x + 4x2)
(4(4 + 5x + 4x2) + 5x * (4 + 5x + 4x2)) = 0
((4 * 4 + 5x * 4 + 4x2 * 4) + 5x * (4 + 5x + 4x2)) = 0
((16 + 20x + 16x2) + 5x * (4 + 5x + 4x2)) = 0
(16 + 20x + 16x2 + (4 * 5x + 5x * 5x + 4x2 * 5x)) = 0
(16 + 20x + 16x2 + (20x + 25x2 + 20x3)) = 0

Reorder the terms:
(16 + 20x + 20x + 16x2 + 25x2 + 20x3) = 0

Combine like terms: 20x + 20x = 40x
(16 + 40x + 16x2 + 25x2 + 20x3) = 0

Combine like terms: 16x2 + 25x2 = 41x2
(16 + 40x + 41x2 + 20x3) = 0

Solving
16 + 40x + 41x2 + 20x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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