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Simplifying (x)(x) + 69(x) + 23456789 = 0 Multiply x * x x2 + 69(x) + 23456789 = 0 Reorder the terms: 23456789 + 69x + x2 = 0 Solving 23456789 + 69x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '-23456789' to each side of the equation. 23456789 + 69x + -23456789 + x2 = 0 + -23456789 Reorder the terms: 23456789 + -23456789 + 69x + x2 = 0 + -23456789 Combine like terms: 23456789 + -23456789 = 0 0 + 69x + x2 = 0 + -23456789 69x + x2 = 0 + -23456789 Combine like terms: 0 + -23456789 = -23456789 69x + x2 = -23456789 The x term is 69x. Take half its coefficient (34.5). Square it (1190.25) and add it to both sides. Add '1190.25' to each side of the equation. 69x + 1190.25 + x2 = -23456789 + 1190.25 Reorder the terms: 1190.25 + 69x + x2 = -23456789 + 1190.25 Combine like terms: -23456789 + 1190.25 = -23455598.75 1190.25 + 69x + x2 = -23455598.75 Factor a perfect square on the left side: (x + 34.5)(x + 34.5) = -23455598.75 Can't calculate square root of the right side. The solution to this equation could not be determined.
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