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Simplifying 225x2 + -16x + 9 = 0 Reorder the terms: 9 + -16x + 225x2 = 0 Solving 9 + -16x + 225x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 225 the coefficient of the squared term: Divide each side by '225'. 0.04 + -0.07111111111x + x2 = 0 Move the constant term to the right: Add '-0.04' to each side of the equation. 0.04 + -0.07111111111x + -0.04 + x2 = 0 + -0.04 Reorder the terms: 0.04 + -0.04 + -0.07111111111x + x2 = 0 + -0.04 Combine like terms: 0.04 + -0.04 = 0.00 0.00 + -0.07111111111x + x2 = 0 + -0.04 -0.07111111111x + x2 = 0 + -0.04 Combine like terms: 0 + -0.04 = -0.04 -0.07111111111x + x2 = -0.04 The x term is -0.07111111111x. Take half its coefficient (-0.03555555556). Square it (0.001264197531) and add it to both sides. Add '0.001264197531' to each side of the equation. -0.07111111111x + 0.001264197531 + x2 = -0.04 + 0.001264197531 Reorder the terms: 0.001264197531 + -0.07111111111x + x2 = -0.04 + 0.001264197531 Combine like terms: -0.04 + 0.001264197531 = -0.038735802469 0.001264197531 + -0.07111111111x + x2 = -0.038735802469 Factor a perfect square on the left side: (x + -0.03555555556)(x + -0.03555555556) = -0.038735802469 Can't calculate square root of the right side. The solution to this equation could not be determined.
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