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Simplifying 16x2 + 47x + 36 = 0 Reorder the terms: 36 + 47x + 16x2 = 0 Solving 36 + 47x + 16x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 16 the coefficient of the squared term: Divide each side by '16'. 2.25 + 2.9375x + x2 = 0 Move the constant term to the right: Add '-2.25' to each side of the equation. 2.25 + 2.9375x + -2.25 + x2 = 0 + -2.25 Reorder the terms: 2.25 + -2.25 + 2.9375x + x2 = 0 + -2.25 Combine like terms: 2.25 + -2.25 = 0.00 0.00 + 2.9375x + x2 = 0 + -2.25 2.9375x + x2 = 0 + -2.25 Combine like terms: 0 + -2.25 = -2.25 2.9375x + x2 = -2.25 The x term is 2.9375x. Take half its coefficient (1.46875). Square it (2.157226563) and add it to both sides. Add '2.157226563' to each side of the equation. 2.9375x + 2.157226563 + x2 = -2.25 + 2.157226563 Reorder the terms: 2.157226563 + 2.9375x + x2 = -2.25 + 2.157226563 Combine like terms: -2.25 + 2.157226563 = -0.092773437 2.157226563 + 2.9375x + x2 = -0.092773437 Factor a perfect square on the left side: (x + 1.46875)(x + 1.46875) = -0.092773437 Can't calculate square root of the right side. The solution to this equation could not be determined.
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