0=x^3+4x^2-27x-90

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Solution for 0=x^3+4x^2-27x-90 equation: 


Simplifying
0 = x3 + 4x2 + -27x + -90

Reorder the terms:
0 = -90 + -27x + 4x2 + x3

Solving
0 = -90 + -27x + 4x2 + x3

Solving for variable 'x'.

Combine like terms: 0 + 90 = 90
90 + 27x + -4x2 + -1x3 = -90 + -27x + 4x2 + x3 + 90 + 27x + -4x2 + -1x3

Reorder the terms:
90 + 27x + -4x2 + -1x3 = -90 + 90 + -27x + 27x + 4x2 + -4x2 + x3 + -1x3

Combine like terms: -90 + 90 = 0
90 + 27x + -4x2 + -1x3 = 0 + -27x + 27x + 4x2 + -4x2 + x3 + -1x3
90 + 27x + -4x2 + -1x3 = -27x + 27x + 4x2 + -4x2 + x3 + -1x3

Combine like terms: -27x + 27x = 0
90 + 27x + -4x2 + -1x3 = 0 + 4x2 + -4x2 + x3 + -1x3
90 + 27x + -4x2 + -1x3 = 4x2 + -4x2 + x3 + -1x3

Combine like terms: 4x2 + -4x2 = 0
90 + 27x + -4x2 + -1x3 = 0 + x3 + -1x3
90 + 27x + -4x2 + -1x3 = x3 + -1x3

Combine like terms: x3 + -1x3 = 0
90 + 27x + -4x2 + -1x3 = 0

The solution to this equation could not be determined.

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