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Simplifying 8x2 + -47x + 135 = 0 Reorder the terms: 135 + -47x + 8x2 = 0 Solving 135 + -47x + 8x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 8 the coefficient of the squared term: Divide each side by '8'. 16.875 + -5.875x + x2 = 0 Move the constant term to the right: Add '-16.875' to each side of the equation. 16.875 + -5.875x + -16.875 + x2 = 0 + -16.875 Reorder the terms: 16.875 + -16.875 + -5.875x + x2 = 0 + -16.875 Combine like terms: 16.875 + -16.875 = 0.000 0.000 + -5.875x + x2 = 0 + -16.875 -5.875x + x2 = 0 + -16.875 Combine like terms: 0 + -16.875 = -16.875 -5.875x + x2 = -16.875 The x term is -5.875x. Take half its coefficient (-2.9375). Square it (8.62890625) and add it to both sides. Add '8.62890625' to each side of the equation. -5.875x + 8.62890625 + x2 = -16.875 + 8.62890625 Reorder the terms: 8.62890625 + -5.875x + x2 = -16.875 + 8.62890625 Combine like terms: -16.875 + 8.62890625 = -8.24609375 8.62890625 + -5.875x + x2 = -8.24609375 Factor a perfect square on the left side: (x + -2.9375)(x + -2.9375) = -8.24609375 Can't calculate square root of the right side. The solution to this equation could not be determined.
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