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Simplifying 18x2 + -11x + 2 = 0 Reorder the terms: 2 + -11x + 18x2 = 0 Solving 2 + -11x + 18x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 18 the coefficient of the squared term: Divide each side by '18'. 0.1111111111 + -0.6111111111x + x2 = 0 Move the constant term to the right: Add '-0.1111111111' to each side of the equation. 0.1111111111 + -0.6111111111x + -0.1111111111 + x2 = 0 + -0.1111111111 Reorder the terms: 0.1111111111 + -0.1111111111 + -0.6111111111x + x2 = 0 + -0.1111111111 Combine like terms: 0.1111111111 + -0.1111111111 = 0.0000000000 0.0000000000 + -0.6111111111x + x2 = 0 + -0.1111111111 -0.6111111111x + x2 = 0 + -0.1111111111 Combine like terms: 0 + -0.1111111111 = -0.1111111111 -0.6111111111x + x2 = -0.1111111111 The x term is -0.6111111111x. Take half its coefficient (-0.3055555556). Square it (0.09336419756) and add it to both sides. Add '0.09336419756' to each side of the equation. -0.6111111111x + 0.09336419756 + x2 = -0.1111111111 + 0.09336419756 Reorder the terms: 0.09336419756 + -0.6111111111x + x2 = -0.1111111111 + 0.09336419756 Combine like terms: -0.1111111111 + 0.09336419756 = -0.01774691354 0.09336419756 + -0.6111111111x + x2 = -0.01774691354 Factor a perfect square on the left side: (x + -0.3055555556)(x + -0.3055555556) = -0.01774691354 Can't calculate square root of the right side. The solution to this equation could not be determined.
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