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Simplifying 6x2 + 11 = -8x Reorder the terms: 11 + 6x2 = -8x Solving 11 + 6x2 = -8x Solving for variable 'x'. Reorder the terms: 11 + 8x + 6x2 = -8x + 8x Combine like terms: -8x + 8x = 0 11 + 8x + 6x2 = 0 Begin completing the square. Divide all terms by 6 the coefficient of the squared term: Divide each side by '6'. 1.833333333 + 1.333333333x + x2 = 0 Move the constant term to the right: Add '-1.833333333' to each side of the equation. 1.833333333 + 1.333333333x + -1.833333333 + x2 = 0 + -1.833333333 Reorder the terms: 1.833333333 + -1.833333333 + 1.333333333x + x2 = 0 + -1.833333333 Combine like terms: 1.833333333 + -1.833333333 = 0.000000000 0.000000000 + 1.333333333x + x2 = 0 + -1.833333333 1.333333333x + x2 = 0 + -1.833333333 Combine like terms: 0 + -1.833333333 = -1.833333333 1.333333333x + x2 = -1.833333333 The x term is 1.333333333x. Take half its coefficient (0.6666666665). Square it (0.4444444442) and add it to both sides. Add '0.4444444442' to each side of the equation. 1.333333333x + 0.4444444442 + x2 = -1.833333333 + 0.4444444442 Reorder the terms: 0.4444444442 + 1.333333333x + x2 = -1.833333333 + 0.4444444442 Combine like terms: -1.833333333 + 0.4444444442 = -1.3888888888 0.4444444442 + 1.333333333x + x2 = -1.3888888888 Factor a perfect square on the left side: (x + 0.6666666665)(x + 0.6666666665) = -1.3888888888 Can't calculate square root of the right side. The solution to this equation could not be determined.
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