-4=x^3+3x^2-9x-13

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Solution for -4=x^3+3x^2-9x-13 equation: 


Simplifying
-4 = x3 + 3x2 + -9x + -13

Reorder the terms:
-4 = -13 + -9x + 3x2 + x3

Solving
-4 = -13 + -9x + 3x2 + x3

Solving for variable 'x'.

Combine like terms: -4 + 13 = 9
9 + 9x + -3x2 + -1x3 = -13 + -9x + 3x2 + x3 + 13 + 9x + -3x2 + -1x3

Reorder the terms:
9 + 9x + -3x2 + -1x3 = -13 + 13 + -9x + 9x + 3x2 + -3x2 + x3 + -1x3

Combine like terms: -13 + 13 = 0
9 + 9x + -3x2 + -1x3 = 0 + -9x + 9x + 3x2 + -3x2 + x3 + -1x3
9 + 9x + -3x2 + -1x3 = -9x + 9x + 3x2 + -3x2 + x3 + -1x3

Combine like terms: -9x + 9x = 0
9 + 9x + -3x2 + -1x3 = 0 + 3x2 + -3x2 + x3 + -1x3
9 + 9x + -3x2 + -1x3 = 3x2 + -3x2 + x3 + -1x3

Combine like terms: 3x2 + -3x2 = 0
9 + 9x + -3x2 + -1x3 = 0 + x3 + -1x3
9 + 9x + -3x2 + -1x3 = x3 + -1x3

Combine like terms: x3 + -1x3 = 0
9 + 9x + -3x2 + -1x3 = 0

The solution to this equation could not be determined.

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