X^3-21=-13

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Solution for X^3-21=-13 equation:


Simplifying
X3 + -21 = -13

Reorder the terms:
-21 + X3 = -13

Solving
-21 + X3 = -13

Solving for variable 'X'.

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

Add '21' to each side of the equation.
-21 + 21 + X3 = -13 + 21

Combine like terms: -21 + 21 = 0
0 + X3 = -13 + 21
X3 = -13 + 21

Combine like terms: -13 + 21 = 8
X3 = 8

Simplifying
X3 = 8

Reorder the terms:
-8 + X3 = 8 + -8

Combine like terms: 8 + -8 = 0
-8 + X3 = 0

The solution to this equation could not be determined.

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