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Simplifying 9x2 + -79x + 182 = 0 Reorder the terms: 182 + -79x + 9x2 = 0 Solving 182 + -79x + 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'. 20.22222222 + -8.777777778x + x2 = 0 Move the constant term to the right: Add '-20.22222222' to each side of the equation. 20.22222222 + -8.777777778x + -20.22222222 + x2 = 0 + -20.22222222 Reorder the terms: 20.22222222 + -20.22222222 + -8.777777778x + x2 = 0 + -20.22222222 Combine like terms: 20.22222222 + -20.22222222 = 0.00000000 0.00000000 + -8.777777778x + x2 = 0 + -20.22222222 -8.777777778x + x2 = 0 + -20.22222222 Combine like terms: 0 + -20.22222222 = -20.22222222 -8.777777778x + x2 = -20.22222222 The x term is -8.777777778x. Take half its coefficient (-4.388888889). Square it (19.26234568) and add it to both sides. Add '19.26234568' to each side of the equation. -8.777777778x + 19.26234568 + x2 = -20.22222222 + 19.26234568 Reorder the terms: 19.26234568 + -8.777777778x + x2 = -20.22222222 + 19.26234568 Combine like terms: -20.22222222 + 19.26234568 = -0.95987654 19.26234568 + -8.777777778x + x2 = -0.95987654 Factor a perfect square on the left side: (x + -4.388888889)(x + -4.388888889) = -0.95987654 Can't calculate square root of the right side. The solution to this equation could not be determined.
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