P(x)=x^4-2x^3-8x^2+18x-9

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Solution for P(x)=x^4-2x^3-8x^2+18x-9 equation: 


Simplifying
P(x) = x4 + -2x3 + -8x2 + 18x + -9

Multiply P * x
xP = x4 + -2x3 + -8x2 + 18x + -9

Reorder the terms:
xP = -9 + 18x + -8x2 + -2x3 + x4

Solving
xP = -9 + 18x + -8x2 + -2x3 + x4

Solving for variable 'x'.

Reorder the terms:
9 + -18x + xP + 8x2 + 2x3 + -1x4 = -9 + 18x + -8x2 + -2x3 + x4 + 9 + -18x + 8x2 + 2x3 + -1x4

Reorder the terms:
9 + -18x + xP + 8x2 + 2x3 + -1x4 = -9 + 9 + 18x + -18x + -8x2 + 8x2 + -2x3 + 2x3 + x4 + -1x4

Combine like terms: -9 + 9 = 0
9 + -18x + xP + 8x2 + 2x3 + -1x4 = 0 + 18x + -18x + -8x2 + 8x2 + -2x3 + 2x3 + x4 + -1x4
9 + -18x + xP + 8x2 + 2x3 + -1x4 = 18x + -18x + -8x2 + 8x2 + -2x3 + 2x3 + x4 + -1x4

Combine like terms: 18x + -18x = 0
9 + -18x + xP + 8x2 + 2x3 + -1x4 = 0 + -8x2 + 8x2 + -2x3 + 2x3 + x4 + -1x4
9 + -18x + xP + 8x2 + 2x3 + -1x4 = -8x2 + 8x2 + -2x3 + 2x3 + x4 + -1x4

Combine like terms: -8x2 + 8x2 = 0
9 + -18x + xP + 8x2 + 2x3 + -1x4 = 0 + -2x3 + 2x3 + x4 + -1x4
9 + -18x + xP + 8x2 + 2x3 + -1x4 = -2x3 + 2x3 + x4 + -1x4

Combine like terms: -2x3 + 2x3 = 0
9 + -18x + xP + 8x2 + 2x3 + -1x4 = 0 + x4 + -1x4
9 + -18x + xP + 8x2 + 2x3 + -1x4 = x4 + -1x4

Combine like terms: x4 + -1x4 = 0
9 + -18x + xP + 8x2 + 2x3 + -1x4 = 0

The solution to this equation could not be determined.

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