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Simplifying 13x2 + -1x + 12 = 0 Reorder the terms: 12 + -1x + 13x2 = 0 Solving 12 + -1x + 13x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 13 the coefficient of the squared term: Divide each side by '13'. 0.9230769231 + -0.07692307692x + x2 = 0 Move the constant term to the right: Add '-0.9230769231' to each side of the equation. 0.9230769231 + -0.07692307692x + -0.9230769231 + x2 = 0 + -0.9230769231 Reorder the terms: 0.9230769231 + -0.9230769231 + -0.07692307692x + x2 = 0 + -0.9230769231 Combine like terms: 0.9230769231 + -0.9230769231 = 0.0000000000 0.0000000000 + -0.07692307692x + x2 = 0 + -0.9230769231 -0.07692307692x + x2 = 0 + -0.9230769231 Combine like terms: 0 + -0.9230769231 = -0.9230769231 -0.07692307692x + x2 = -0.9230769231 The x term is -0.07692307692x. Take half its coefficient (-0.03846153846). Square it (0.001479289941) and add it to both sides. Add '0.001479289941' to each side of the equation. -0.07692307692x + 0.001479289941 + x2 = -0.9230769231 + 0.001479289941 Reorder the terms: 0.001479289941 + -0.07692307692x + x2 = -0.9230769231 + 0.001479289941 Combine like terms: -0.9230769231 + 0.001479289941 = -0.921597633159 0.001479289941 + -0.07692307692x + x2 = -0.921597633159 Factor a perfect square on the left side: (x + -0.03846153846)(x + -0.03846153846) = -0.921597633159 Can't calculate square root of the right side. The solution to this equation could not be determined.
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