21X^2+14X=0

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Solution for 21X^2+14X=0 equation:


Simplifying
21X2 + 14X = 0

Reorder the terms:
14X + 21X2 = 0

Solving
14X + 21X2 = 0

Solving for variable 'X'.

Factor out the Greatest Common Factor (GCF), '7X'.
7X(2 + 3X) = 0

Ignore the factor 7.

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 '(2 + 3X)' equal to zero and attempt to solve: Simplifying 2 + 3X = 0 Solving 2 + 3X = 0 Move all terms containing X to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + 3X = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 3X = 0 + -2 3X = 0 + -2 Combine like terms: 0 + -2 = -2 3X = -2 Divide each side by '3'. X = -0.6666666667 Simplifying X = -0.6666666667

Solution

X = {0, -0.6666666667}

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