168x^3-21=0

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Solution for 168x^3-21=0 equation:


Simplifying
168x3 + -21 = 0

Reorder the terms:
-21 + 168x3 = 0

Solving
-21 + 168x3 = 0

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 + 168x3 = 0 + 21

Combine like terms: -21 + 21 = 0
0 + 168x3 = 0 + 21
168x3 = 0 + 21

Combine like terms: 0 + 21 = 21
168x3 = 21

Divide each side by '168'.
x3 = 0.125

Simplifying
x3 = 0.125

Reorder the terms:
-0.125 + x3 = 0.125 + -0.125

Combine like terms: 0.125 + -0.125 = 0.000
-0.125 + x3 = 0.000

The solution to this equation could not be determined.

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