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Simplifying 7x2 + -14x + 58 = 0 Reorder the terms: 58 + -14x + 7x2 = 0 Solving 58 + -14x + 7x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 7 the coefficient of the squared term: Divide each side by '7'. 8.285714286 + -2x + x2 = 0 Move the constant term to the right: Add '-8.285714286' to each side of the equation. 8.285714286 + -2x + -8.285714286 + x2 = 0 + -8.285714286 Reorder the terms: 8.285714286 + -8.285714286 + -2x + x2 = 0 + -8.285714286 Combine like terms: 8.285714286 + -8.285714286 = 0.000000000 0.000000000 + -2x + x2 = 0 + -8.285714286 -2x + x2 = 0 + -8.285714286 Combine like terms: 0 + -8.285714286 = -8.285714286 -2x + x2 = -8.285714286 The x term is -2x. Take half its coefficient (-1). Square it (1) and add it to both sides. Add '1' to each side of the equation. -2x + 1 + x2 = -8.285714286 + 1 Reorder the terms: 1 + -2x + x2 = -8.285714286 + 1 Combine like terms: -8.285714286 + 1 = -7.285714286 1 + -2x + x2 = -7.285714286 Factor a perfect square on the left side: (x + -1)(x + -1) = -7.285714286 Can't calculate square root of the right side. The solution to this equation could not be determined.
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