4x^3-42x^2+108x=80

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Solution for 4x^3-42x^2+108x=80 equation:


Simplifying
4x3 + -42x2 + 108x = 80

Reorder the terms:
108x + -42x2 + 4x3 = 80

Solving
108x + -42x2 + 4x3 = 80

Solving for variable 'x'.

Reorder the terms:
-80 + 108x + -42x2 + 4x3 = 80 + -80

Combine like terms: 80 + -80 = 0
-80 + 108x + -42x2 + 4x3 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-40 + 54x + -21x2 + 2x3) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-40 + 54x + -21x2 + 2x3)' equal to zero and attempt to solve: Simplifying -40 + 54x + -21x2 + 2x3 = 0 Solving -40 + 54x + -21x2 + 2x3 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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