21x^3-15x^2+56-40=

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Solution for 21x^3-15x^2+56-40= equation: 


Simplifying
21x3 + -15x2 + 56 + -40 = 0

Reorder the terms:
56 + -40 + -15x2 + 21x3 = 0

Combine like terms: 56 + -40 = 16
16 + -15x2 + 21x3 = 0

Solving
16 + -15x2 + 21x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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