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Simplifying 5.5x2 + -10x + 60 = 0 Reorder the terms: 60 + -10x + 5.5x2 = 0 Solving 60 + -10x + 5.5x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 5.5 the coefficient of the squared term: Divide each side by '5.5'. 10.90909091 + -1.818181818x + x2 = 0 Move the constant term to the right: Add '-10.90909091' to each side of the equation. 10.90909091 + -1.818181818x + -10.90909091 + x2 = 0 + -10.90909091 Reorder the terms: 10.90909091 + -10.90909091 + -1.818181818x + x2 = 0 + -10.90909091 Combine like terms: 10.90909091 + -10.90909091 = 0.00000000 0.00000000 + -1.818181818x + x2 = 0 + -10.90909091 -1.818181818x + x2 = 0 + -10.90909091 Combine like terms: 0 + -10.90909091 = -10.90909091 -1.818181818x + x2 = -10.90909091 The x term is -1.818181818x. Take half its coefficient (-0.909090909). Square it (0.8264462808) and add it to both sides. Add '0.8264462808' to each side of the equation. -1.818181818x + 0.8264462808 + x2 = -10.90909091 + 0.8264462808 Reorder the terms: 0.8264462808 + -1.818181818x + x2 = -10.90909091 + 0.8264462808 Combine like terms: -10.90909091 + 0.8264462808 = -10.0826446292 0.8264462808 + -1.818181818x + x2 = -10.0826446292 Factor a perfect square on the left side: (x + -0.909090909)(x + -0.909090909) = -10.0826446292 Can't calculate square root of the right side. The solution to this equation could not be determined.
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