0=2x^3-3x^2-14x+21

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Solution for 0=2x^3-3x^2-14x+21 equation: 


Simplifying
0 = 2x3 + -3x2 + -14x + 21

Reorder the terms:
0 = 21 + -14x + -3x2 + 2x3

Solving
0 = 21 + -14x + -3x2 + 2x3

Solving for variable 'x'.

Combine like terms: 0 + -21 = -21
-21 + 14x + 3x2 + -2x3 = 21 + -14x + -3x2 + 2x3 + -21 + 14x + 3x2 + -2x3

Reorder the terms:
-21 + 14x + 3x2 + -2x3 = 21 + -21 + -14x + 14x + -3x2 + 3x2 + 2x3 + -2x3

Combine like terms: 21 + -21 = 0
-21 + 14x + 3x2 + -2x3 = 0 + -14x + 14x + -3x2 + 3x2 + 2x3 + -2x3
-21 + 14x + 3x2 + -2x3 = -14x + 14x + -3x2 + 3x2 + 2x3 + -2x3

Combine like terms: -14x + 14x = 0
-21 + 14x + 3x2 + -2x3 = 0 + -3x2 + 3x2 + 2x3 + -2x3
-21 + 14x + 3x2 + -2x3 = -3x2 + 3x2 + 2x3 + -2x3

Combine like terms: -3x2 + 3x2 = 0
-21 + 14x + 3x2 + -2x3 = 0 + 2x3 + -2x3
-21 + 14x + 3x2 + -2x3 = 2x3 + -2x3

Combine like terms: 2x3 + -2x3 = 0
-21 + 14x + 3x2 + -2x3 = 0

The solution to this equation could not be determined.

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