20x^3-14x=

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Solution for 20x^3-14x= equation:


Simplifying
20x3 + -14x = 0

Reorder the terms:
-14x + 20x3 = 0

Solving
-14x + 20x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2x'.
2x(-7 + 10x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(-7 + 10x2)' equal to zero and attempt to solve: Simplifying -7 + 10x2 = 0 Solving -7 + 10x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + 10x2 = 0 + 7 Combine like terms: -7 + 7 = 0 0 + 10x2 = 0 + 7 10x2 = 0 + 7 Combine like terms: 0 + 7 = 7 10x2 = 7 Divide each side by '10'. x2 = 0.7 Simplifying x2 = 0.7 Take the square root of each side: x = {-0.836660027, 0.836660027}

Solution

x = {0, -0.836660027, 0.836660027}

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