2x(-7x^2-4x)=

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Solution for 2x(-7x^2-4x)= equation:


Simplifying
2x(-7x2 + -4x) = 0

Reorder the terms:
2x(-4x + -7x2) = 0
(-4x * 2x + -7x2 * 2x) = 0
(-8x2 + -14x3) = 0

Solving
-8x2 + -14x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '-2x2'.
-2x2(4 + 7x) = 0

Ignore the factor -2.

Subproblem 1

Set the factor 'x2' equal to zero and attempt to solve: Simplifying x2 = 0 Solving x2 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x2 = 0 Take the square root of each side: x = {0}

Subproblem 2

Set the factor '(4 + 7x)' equal to zero and attempt to solve: Simplifying 4 + 7x = 0 Solving 4 + 7x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + 7x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 7x = 0 + -4 7x = 0 + -4 Combine like terms: 0 + -4 = -4 7x = -4 Divide each side by '7'. x = -0.5714285714 Simplifying x = -0.5714285714

Solution

x = {0, -0.5714285714}

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