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

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


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

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

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

Multiply (-4 + 3x + 2x2) * (4 + x)
(-4(4 + x) + 3x * (4 + x) + 2x2 * (4 + x)) = -4
((4 * -4 + x * -4) + 3x * (4 + x) + 2x2 * (4 + x)) = -4
((-16 + -4x) + 3x * (4 + x) + 2x2 * (4 + x)) = -4
(-16 + -4x + (4 * 3x + x * 3x) + 2x2 * (4 + x)) = -4
(-16 + -4x + (12x + 3x2) + 2x2 * (4 + x)) = -4
(-16 + -4x + 12x + 3x2 + (4 * 2x2 + x * 2x2)) = -4
(-16 + -4x + 12x + 3x2 + (8x2 + 2x3)) = -4

Combine like terms: -4x + 12x = 8x
(-16 + 8x + 3x2 + 8x2 + 2x3) = -4

Combine like terms: 3x2 + 8x2 = 11x2
(-16 + 8x + 11x2 + 2x3) = -4

Solving
-16 + 8x + 11x2 + 2x3 = -4

Solving for variable 'x'.

Reorder the terms:
-16 + 4 + 8x + 11x2 + 2x3 = -4 + 4

Combine like terms: -16 + 4 = -12
-12 + 8x + 11x2 + 2x3 = -4 + 4

Combine like terms: -4 + 4 = 0
-12 + 8x + 11x2 + 2x3 = 0

The solution to this equation could not be determined.

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