P(x)=2x^3+8x^2+5x-8

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Solution for P(x)=2x^3+8x^2+5x-8 equation:


Simplifying
P(x) = 2x3 + 8x2 + 5x + -8

Multiply P * x
xP = 2x3 + 8x2 + 5x + -8

Reorder the terms:
xP = -8 + 5x + 8x2 + 2x3

Solving
xP = -8 + 5x + 8x2 + 2x3

Solving for variable 'x'.

Reorder the terms:
8 + -5x + xP + -8x2 + -2x3 = -8 + 5x + 8x2 + 2x3 + 8 + -5x + -8x2 + -2x3

Reorder the terms:
8 + -5x + xP + -8x2 + -2x3 = -8 + 8 + 5x + -5x + 8x2 + -8x2 + 2x3 + -2x3

Combine like terms: -8 + 8 = 0
8 + -5x + xP + -8x2 + -2x3 = 0 + 5x + -5x + 8x2 + -8x2 + 2x3 + -2x3
8 + -5x + xP + -8x2 + -2x3 = 5x + -5x + 8x2 + -8x2 + 2x3 + -2x3

Combine like terms: 5x + -5x = 0
8 + -5x + xP + -8x2 + -2x3 = 0 + 8x2 + -8x2 + 2x3 + -2x3
8 + -5x + xP + -8x2 + -2x3 = 8x2 + -8x2 + 2x3 + -2x3

Combine like terms: 8x2 + -8x2 = 0
8 + -5x + xP + -8x2 + -2x3 = 0 + 2x3 + -2x3
8 + -5x + xP + -8x2 + -2x3 = 2x3 + -2x3

Combine like terms: 2x3 + -2x3 = 0
8 + -5x + xP + -8x2 + -2x3 = 0

The solution to this equation could not be determined.

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