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Simplifying 123x2 + -49x + 813 = 444 Reorder the terms: 813 + -49x + 123x2 = 444 Solving 813 + -49x + 123x2 = 444 Solving for variable 'x'. Reorder the terms: 813 + -444 + -49x + 123x2 = 444 + -444 Combine like terms: 813 + -444 = 369 369 + -49x + 123x2 = 444 + -444 Combine like terms: 444 + -444 = 0 369 + -49x + 123x2 = 0 Begin completing the square. Divide all terms by 123 the coefficient of the squared term: Divide each side by '123'. 3 + -0.3983739837x + x2 = 0 Move the constant term to the right: Add '-3' to each side of the equation. 3 + -0.3983739837x + -3 + x2 = 0 + -3 Reorder the terms: 3 + -3 + -0.3983739837x + x2 = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -0.3983739837x + x2 = 0 + -3 -0.3983739837x + x2 = 0 + -3 Combine like terms: 0 + -3 = -3 -0.3983739837x + x2 = -3 The x term is -0.3983739837x. Take half its coefficient (-0.1991869919). Square it (0.03967545774) and add it to both sides. Add '0.03967545774' to each side of the equation. -0.3983739837x + 0.03967545774 + x2 = -3 + 0.03967545774 Reorder the terms: 0.03967545774 + -0.3983739837x + x2 = -3 + 0.03967545774 Combine like terms: -3 + 0.03967545774 = -2.96032454226 0.03967545774 + -0.3983739837x + x2 = -2.96032454226 Factor a perfect square on the left side: (x + -0.1991869919)(x + -0.1991869919) = -2.96032454226 Can't calculate square root of the right side. The solution to this equation could not be determined.
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