x(4x^2-9x-16)+21=0

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Solution for x(4x^2-9x-16)+21=0 equation:


Simplifying
x(4x2 + -9x + -16) + 21 = 0

Reorder the terms:
x(-16 + -9x + 4x2) + 21 = 0
(-16 * x + -9x * x + 4x2 * x) + 21 = 0
(-16x + -9x2 + 4x3) + 21 = 0

Reorder the terms:
21 + -16x + -9x2 + 4x3 = 0

Solving
21 + -16x + -9x2 + 4x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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