18x^2+24x+16=0

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Solution for 18x^2+24x+16=0 equation:


Simplifying
18x2 + 24x + 16 = 0

Reorder the terms:
16 + 24x + 18x2 = 0

Solving
16 + 24x + 18x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(8 + 12x + 9x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(8 + 12x + 9x2)' equal to zero and attempt to solve: Simplifying 8 + 12x + 9x2 = 0 Solving 8 + 12x + 9x2 = 0 Begin completing the square. Divide all terms by 9 the coefficient of the squared term: Divide each side by '9'. 0.8888888889 + 1.333333333x + x2 = 0 Move the constant term to the right: Add '-0.8888888889' to each side of the equation. 0.8888888889 + 1.333333333x + -0.8888888889 + x2 = 0 + -0.8888888889 Reorder the terms: 0.8888888889 + -0.8888888889 + 1.333333333x + x2 = 0 + -0.8888888889 Combine like terms: 0.8888888889 + -0.8888888889 = 0.0000000000 0.0000000000 + 1.333333333x + x2 = 0 + -0.8888888889 1.333333333x + x2 = 0 + -0.8888888889 Combine like terms: 0 + -0.8888888889 = -0.8888888889 1.333333333x + x2 = -0.8888888889 The x term is 1.333333333x. Take half its coefficient (0.6666666665). Square it (0.4444444442) and add it to both sides. Add '0.4444444442' to each side of the equation. 1.333333333x + 0.4444444442 + x2 = -0.8888888889 + 0.4444444442 Reorder the terms: 0.4444444442 + 1.333333333x + x2 = -0.8888888889 + 0.4444444442 Combine like terms: -0.8888888889 + 0.4444444442 = -0.4444444447 0.4444444442 + 1.333333333x + x2 = -0.4444444447 Factor a perfect square on the left side: (x + 0.6666666665)(x + 0.6666666665) = -0.4444444447 Can't calculate square root of the right side. The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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