21x^2+20x=0

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Solution for 21x^2+20x=0 equation:


Simplifying
21x2 + 20x = 0

Reorder the terms:
20x + 21x2 = 0

Solving
20x + 21x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(20 + 21x) = 0

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 '(20 + 21x)' equal to zero and attempt to solve: Simplifying 20 + 21x = 0 Solving 20 + 21x = 0 Move all terms containing x to the left, all other terms to the right. Add '-20' to each side of the equation. 20 + -20 + 21x = 0 + -20 Combine like terms: 20 + -20 = 0 0 + 21x = 0 + -20 21x = 0 + -20 Combine like terms: 0 + -20 = -20 21x = -20 Divide each side by '21'. x = -0.9523809524 Simplifying x = -0.9523809524

Solution

x = {0, -0.9523809524}

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