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Simplifying 6x2 + -1x + 128 = 0 Reorder the terms: 128 + -1x + 6x2 = 0 Solving 128 + -1x + 6x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 6 the coefficient of the squared term: Divide each side by '6'. 21.33333333 + -0.1666666667x + x2 = 0 Move the constant term to the right: Add '-21.33333333' to each side of the equation. 21.33333333 + -0.1666666667x + -21.33333333 + x2 = 0 + -21.33333333 Reorder the terms: 21.33333333 + -21.33333333 + -0.1666666667x + x2 = 0 + -21.33333333 Combine like terms: 21.33333333 + -21.33333333 = 0.00000000 0.00000000 + -0.1666666667x + x2 = 0 + -21.33333333 -0.1666666667x + x2 = 0 + -21.33333333 Combine like terms: 0 + -21.33333333 = -21.33333333 -0.1666666667x + x2 = -21.33333333 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 = -21.33333333 + 0.006944444447 Reorder the terms: 0.006944444447 + -0.1666666667x + x2 = -21.33333333 + 0.006944444447 Combine like terms: -21.33333333 + 0.006944444447 = -21.326388885553 0.006944444447 + -0.1666666667x + x2 = -21.326388885553 Factor a perfect square on the left side: (x + -0.08333333335)(x + -0.08333333335) = -21.326388885553 Can't calculate square root of the right side. The solution to this equation could not be determined.
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