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Simplifying 64x2 + -144x + 585 = 0 Reorder the terms: 585 + -144x + 64x2 = 0 Solving 585 + -144x + 64x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 64 the coefficient of the squared term: Divide each side by '64'. 9.140625 + -2.25x + x2 = 0 Move the constant term to the right: Add '-9.140625' to each side of the equation. 9.140625 + -2.25x + -9.140625 + x2 = 0 + -9.140625 Reorder the terms: 9.140625 + -9.140625 + -2.25x + x2 = 0 + -9.140625 Combine like terms: 9.140625 + -9.140625 = 0.000000 0.000000 + -2.25x + x2 = 0 + -9.140625 -2.25x + x2 = 0 + -9.140625 Combine like terms: 0 + -9.140625 = -9.140625 -2.25x + x2 = -9.140625 The x term is -2.25x. Take half its coefficient (-1.125). Square it (1.265625) and add it to both sides. Add '1.265625' to each side of the equation. -2.25x + 1.265625 + x2 = -9.140625 + 1.265625 Reorder the terms: 1.265625 + -2.25x + x2 = -9.140625 + 1.265625 Combine like terms: -9.140625 + 1.265625 = -7.875 1.265625 + -2.25x + x2 = -7.875 Factor a perfect square on the left side: (x + -1.125)(x + -1.125) = -7.875 Can't calculate square root of the right side. The solution to this equation could not be determined.
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