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Simplifying 5x2 + 34x + 61 = 0 Reorder the terms: 61 + 34x + 5x2 = 0 Solving 61 + 34x + 5x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 5 the coefficient of the squared term: Divide each side by '5'. 12.2 + 6.8x + x2 = 0 Move the constant term to the right: Add '-12.2' to each side of the equation. 12.2 + 6.8x + -12.2 + x2 = 0 + -12.2 Reorder the terms: 12.2 + -12.2 + 6.8x + x2 = 0 + -12.2 Combine like terms: 12.2 + -12.2 = 0.0 0.0 + 6.8x + x2 = 0 + -12.2 6.8x + x2 = 0 + -12.2 Combine like terms: 0 + -12.2 = -12.2 6.8x + x2 = -12.2 The x term is 6.8x. Take half its coefficient (3.4). Square it (11.56) and add it to both sides. Add '11.56' to each side of the equation. 6.8x + 11.56 + x2 = -12.2 + 11.56 Reorder the terms: 11.56 + 6.8x + x2 = -12.2 + 11.56 Combine like terms: -12.2 + 11.56 = -0.64 11.56 + 6.8x + x2 = -0.64 Factor a perfect square on the left side: (x + 3.4)(x + 3.4) = -0.64 Can't calculate square root of the right side. The solution to this equation could not be determined.
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