X^3-21x+10=0

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Solution for X^3-21x+10=0 equation:


Simplifying
X3 + -21x + 10 = 0

Reorder the terms:
10 + X3 + -21x = 0

Solving
10 + X3 + -21x = 0

Solving for variable 'X'.

Move all terms containing X to the left, all other terms to the right.

Add '-10' to each side of the equation.
10 + X3 + -10 + -21x = 0 + -10

Reorder the terms:
10 + -10 + X3 + -21x = 0 + -10

Combine like terms: 10 + -10 = 0
0 + X3 + -21x = 0 + -10
X3 + -21x = 0 + -10

Combine like terms: 0 + -10 = -10
X3 + -21x = -10

Add '21x' to each side of the equation.
X3 + -21x + 21x = -10 + 21x

Combine like terms: -21x + 21x = 0
X3 + 0 = -10 + 21x
X3 = -10 + 21x

Simplifying
X3 = -10 + 21x

Reorder the terms:
10 + X3 + -21x = -10 + 21x + 10 + -21x

Reorder the terms:
10 + X3 + -21x = -10 + 10 + 21x + -21x

Combine like terms: -10 + 10 = 0
10 + X3 + -21x = 0 + 21x + -21x
10 + X3 + -21x = 21x + -21x

Combine like terms: 21x + -21x = 0
10 + X3 + -21x = 0

The solution to this equation could not be determined.

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