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Simplifying 3y2 + -49y = -240 Reorder the terms: -49y + 3y2 = -240 Solving -49y + 3y2 = -240 Solving for variable 'y'. Reorder the terms: 240 + -49y + 3y2 = -240 + 240 Combine like terms: -240 + 240 = 0 240 + -49y + 3y2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. 80 + -16.33333333y + y2 = 0 Move the constant term to the right: Add '-80' to each side of the equation. 80 + -16.33333333y + -80 + y2 = 0 + -80 Reorder the terms: 80 + -80 + -16.33333333y + y2 = 0 + -80 Combine like terms: 80 + -80 = 0 0 + -16.33333333y + y2 = 0 + -80 -16.33333333y + y2 = 0 + -80 Combine like terms: 0 + -80 = -80 -16.33333333y + y2 = -80 The y term is -16.33333333y. Take half its coefficient (-8.166666665). Square it (66.69444442) and add it to both sides. Add '66.69444442' to each side of the equation. -16.33333333y + 66.69444442 + y2 = -80 + 66.69444442 Reorder the terms: 66.69444442 + -16.33333333y + y2 = -80 + 66.69444442 Combine like terms: -80 + 66.69444442 = -13.30555558 66.69444442 + -16.33333333y + y2 = -13.30555558 Factor a perfect square on the left side: (y + -8.166666665)(y + -8.166666665) = -13.30555558 Can't calculate square root of the right side. The solution to this equation could not be determined.
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