21=t^3-3t

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Solution for 21=t^3-3t equation: 


Simplifying
21 = t3 + -3t

Reorder the terms:
21 = -3t + t3

Solving
21 = -3t + t3

Solving for variable 't'.

Reorder the terms:
21 + 3t + -1t3 = -3t + 3t + t3 + -1t3

Combine like terms: -3t + 3t = 0
21 + 3t + -1t3 = 0 + t3 + -1t3
21 + 3t + -1t3 = t3 + -1t3

Combine like terms: t3 + -1t3 = 0
21 + 3t + -1t3 = 0

The solution to this equation could not be determined.

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