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Simplifying 9x2 + -35x + 36 = 0 Reorder the terms: 36 + -35x + 9x2 = 0 Solving 36 + -35x + 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'. 4 + -3.888888889x + x2 = 0 Move the constant term to the right: Add '-4' to each side of the equation. 4 + -3.888888889x + -4 + x2 = 0 + -4 Reorder the terms: 4 + -4 + -3.888888889x + x2 = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -3.888888889x + x2 = 0 + -4 -3.888888889x + x2 = 0 + -4 Combine like terms: 0 + -4 = -4 -3.888888889x + x2 = -4 The x term is -3.888888889x. Take half its coefficient (-1.944444445). Square it (3.780864200) and add it to both sides. Add '3.780864200' to each side of the equation. -3.888888889x + 3.780864200 + x2 = -4 + 3.780864200 Reorder the terms: 3.780864200 + -3.888888889x + x2 = -4 + 3.780864200 Combine like terms: -4 + 3.780864200 = -0.2191358 3.780864200 + -3.888888889x + x2 = -0.2191358 Factor a perfect square on the left side: (x + -1.944444445)(x + -1.944444445) = -0.2191358 Can't calculate square root of the right side. The solution to this equation could not be determined.
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