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Simplifying 9x2 + 103x + 658 = 0 Reorder the terms: 658 + 103x + 9x2 = 0 Solving 658 + 103x + 9x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 9 the coefficient of the squared term: Divide each side by '9'. 73.11111111 + 11.44444444x + x2 = 0 Move the constant term to the right: Add '-73.11111111' to each side of the equation. 73.11111111 + 11.44444444x + -73.11111111 + x2 = 0 + -73.11111111 Reorder the terms: 73.11111111 + -73.11111111 + 11.44444444x + x2 = 0 + -73.11111111 Combine like terms: 73.11111111 + -73.11111111 = 0.00000000 0.00000000 + 11.44444444x + x2 = 0 + -73.11111111 11.44444444x + x2 = 0 + -73.11111111 Combine like terms: 0 + -73.11111111 = -73.11111111 11.44444444x + x2 = -73.11111111 The x term is 11.44444444x. Take half its coefficient (5.72222222). Square it (32.74382714) and add it to both sides. Add '32.74382714' to each side of the equation. 11.44444444x + 32.74382714 + x2 = -73.11111111 + 32.74382714 Reorder the terms: 32.74382714 + 11.44444444x + x2 = -73.11111111 + 32.74382714 Combine like terms: -73.11111111 + 32.74382714 = -40.36728397 32.74382714 + 11.44444444x + x2 = -40.36728397 Factor a perfect square on the left side: (x + 5.72222222)(x + 5.72222222) = -40.36728397 Can't calculate square root of the right side. The solution to this equation could not be determined.
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