=(4x^2-x+5)(-5-8x)

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Solution for =(4x^2-x+5)(-5-8x) equation: 


Simplifying
0 = (4x2 + -1x + 5)(-5 + -8x)

Reorder the terms:
0 = (5 + -1x + 4x2)(-5 + -8x)

Multiply (5 + -1x + 4x2) * (-5 + -8x)
0 = (5(-5 + -8x) + -1x * (-5 + -8x) + 4x2 * (-5 + -8x))
0 = ((-5 * 5 + -8x * 5) + -1x * (-5 + -8x) + 4x2 * (-5 + -8x))
0 = ((-25 + -40x) + -1x * (-5 + -8x) + 4x2 * (-5 + -8x))
0 = (-25 + -40x + (-5 * -1x + -8x * -1x) + 4x2 * (-5 + -8x))
0 = (-25 + -40x + (5x + 8x2) + 4x2 * (-5 + -8x))
0 = (-25 + -40x + 5x + 8x2 + (-5 * 4x2 + -8x * 4x2))
0 = (-25 + -40x + 5x + 8x2 + (-20x2 + -32x3))

Combine like terms: -40x + 5x = -35x
0 = (-25 + -35x + 8x2 + -20x2 + -32x3)

Combine like terms: 8x2 + -20x2 = -12x2
0 = (-25 + -35x + -12x2 + -32x3)

Solving
0 = -25 + -35x + -12x2 + -32x3

Solving for variable 'x'.

Combine like terms: 0 + 25 = 25
25 + 35x + 12x2 + 32x3 = -25 + -35x + -12x2 + -32x3 + 25 + 35x + 12x2 + 32x3

Reorder the terms:
25 + 35x + 12x2 + 32x3 = -25 + 25 + -35x + 35x + -12x2 + 12x2 + -32x3 + 32x3

Combine like terms: -25 + 25 = 0
25 + 35x + 12x2 + 32x3 = 0 + -35x + 35x + -12x2 + 12x2 + -32x3 + 32x3
25 + 35x + 12x2 + 32x3 = -35x + 35x + -12x2 + 12x2 + -32x3 + 32x3

Combine like terms: -35x + 35x = 0
25 + 35x + 12x2 + 32x3 = 0 + -12x2 + 12x2 + -32x3 + 32x3
25 + 35x + 12x2 + 32x3 = -12x2 + 12x2 + -32x3 + 32x3

Combine like terms: -12x2 + 12x2 = 0
25 + 35x + 12x2 + 32x3 = 0 + -32x3 + 32x3
25 + 35x + 12x2 + 32x3 = -32x3 + 32x3

Combine like terms: -32x3 + 32x3 = 0
25 + 35x + 12x2 + 32x3 = 0

The solution to this equation could not be determined.

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