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Simplifying 18x2 + -3x + 24 + -4 = 0 Reorder the terms: 24 + -4 + -3x + 18x2 = 0 Combine like terms: 24 + -4 = 20 20 + -3x + 18x2 = 0 Solving 20 + -3x + 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'. 1.111111111 + -0.1666666667x + x2 = 0 Move the constant term to the right: Add '-1.111111111' to each side of the equation. 1.111111111 + -0.1666666667x + -1.111111111 + x2 = 0 + -1.111111111 Reorder the terms: 1.111111111 + -1.111111111 + -0.1666666667x + x2 = 0 + -1.111111111 Combine like terms: 1.111111111 + -1.111111111 = 0.000000000 0.000000000 + -0.1666666667x + x2 = 0 + -1.111111111 -0.1666666667x + x2 = 0 + -1.111111111 Combine like terms: 0 + -1.111111111 = -1.111111111 -0.1666666667x + x2 = -1.111111111 The x term is -0.1666666667x. Take half its coefficient (-0.08333333335). Square it (0.006944444447) and add it to both sides. Add '0.006944444447' to each side of the equation. -0.1666666667x + 0.006944444447 + x2 = -1.111111111 + 0.006944444447 Reorder the terms: 0.006944444447 + -0.1666666667x + x2 = -1.111111111 + 0.006944444447 Combine like terms: -1.111111111 + 0.006944444447 = -1.104166666553 0.006944444447 + -0.1666666667x + x2 = -1.104166666553 Factor a perfect square on the left side: (x + -0.08333333335)(x + -0.08333333335) = -1.104166666553 Can't calculate square root of the right side. The solution to this equation could not be determined.
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