P(x)=3x^3-7x^2-2x+5

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Solution for P(x)=3x^3-7x^2-2x+5 equation: 


Simplifying
P(x) = 3x3 + -7x2 + -2x + 5

Multiply P * x
xP = 3x3 + -7x2 + -2x + 5

Reorder the terms:
xP = 5 + -2x + -7x2 + 3x3

Solving
xP = 5 + -2x + -7x2 + 3x3

Solving for variable 'x'.

Reorder the terms:
-5 + 2x + xP + 7x2 + -3x3 = 5 + -2x + -7x2 + 3x3 + -5 + 2x + 7x2 + -3x3

Reorder the terms:
-5 + 2x + xP + 7x2 + -3x3 = 5 + -5 + -2x + 2x + -7x2 + 7x2 + 3x3 + -3x3

Combine like terms: 5 + -5 = 0
-5 + 2x + xP + 7x2 + -3x3 = 0 + -2x + 2x + -7x2 + 7x2 + 3x3 + -3x3
-5 + 2x + xP + 7x2 + -3x3 = -2x + 2x + -7x2 + 7x2 + 3x3 + -3x3

Combine like terms: -2x + 2x = 0
-5 + 2x + xP + 7x2 + -3x3 = 0 + -7x2 + 7x2 + 3x3 + -3x3
-5 + 2x + xP + 7x2 + -3x3 = -7x2 + 7x2 + 3x3 + -3x3

Combine like terms: -7x2 + 7x2 = 0
-5 + 2x + xP + 7x2 + -3x3 = 0 + 3x3 + -3x3
-5 + 2x + xP + 7x2 + -3x3 = 3x3 + -3x3

Combine like terms: 3x3 + -3x3 = 0
-5 + 2x + xP + 7x2 + -3x3 = 0

The solution to this equation could not be determined.

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