4=2x^3+x^2-8x

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Solution for 4=2x^3+x^2-8x equation: 


Simplifying
4 = 2x3 + x2 + -8x

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

Solving
4 = -8x + x2 + 2x3

Solving for variable 'x'.

Reorder the terms:
4 + 8x + -1x2 + -2x3 = -8x + 8x + x2 + -1x2 + 2x3 + -2x3

Combine like terms: -8x + 8x = 0
4 + 8x + -1x2 + -2x3 = 0 + x2 + -1x2 + 2x3 + -2x3
4 + 8x + -1x2 + -2x3 = x2 + -1x2 + 2x3 + -2x3

Combine like terms: x2 + -1x2 = 0
4 + 8x + -1x2 + -2x3 = 0 + 2x3 + -2x3
4 + 8x + -1x2 + -2x3 = 2x3 + -2x3

Combine like terms: 2x3 + -2x3 = 0
4 + 8x + -1x2 + -2x3 = 0

The solution to this equation could not be determined.

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