2x^3-2x^2y-84xy^2=0

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Solution for 2x^3-2x^2y-84xy^2=0 equation:


Simplifying
2x3 + -2x2y + -84xy2 = 0

Reorder the terms:
-84xy2 + -2x2y + 2x3 = 0

Solving
-84xy2 + -2x2y + 2x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2x'.
2x(-42y2 + -1xy + x2) = 0

Factor a trinomial.
2x((-6y + -1x)(7y + -1x)) = 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 '(-6y + -1x)' equal to zero and attempt to solve: Simplifying -6y + -1x = 0 Reorder the terms: -1x + -6y = 0 Solving -1x + -6y = 0 Move all terms containing x to the left, all other terms to the right. Add '6y' to each side of the equation. -1x + -6y + 6y = 0 + 6y Combine like terms: -6y + 6y = 0 -1x + 0 = 0 + 6y -1x = 0 + 6y Remove the zero: -1x = 6y Divide each side by '-1'. x = -6y Simplifying x = -6y

Subproblem 3

Set the factor '(7y + -1x)' equal to zero and attempt to solve: Simplifying 7y + -1x = 0 Reorder the terms: -1x + 7y = 0 Solving -1x + 7y = 0 Move all terms containing x to the left, all other terms to the right. Add '-7y' to each side of the equation. -1x + 7y + -7y = 0 + -7y Combine like terms: 7y + -7y = 0 -1x + 0 = 0 + -7y -1x = 0 + -7y Remove the zero: -1x = -7y Divide each side by '-1'. x = 7y Simplifying x = 7y

Solution

x = {0, -6y, 7y}

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