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Simplifying x2 + -23x + -6 = 0 Reorder the terms: -6 + -23x + x2 = 0 Solving -6 + -23x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '6' to each side of the equation. -6 + -23x + 6 + x2 = 0 + 6 Reorder the terms: -6 + 6 + -23x + x2 = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -23x + x2 = 0 + 6 -23x + x2 = 0 + 6 Combine like terms: 0 + 6 = 6 -23x + x2 = 6 The x term is -23x. Take half its coefficient (-11.5). Square it (132.25) and add it to both sides. Add '132.25' to each side of the equation. -23x + 132.25 + x2 = 6 + 132.25 Reorder the terms: 132.25 + -23x + x2 = 6 + 132.25 Combine like terms: 6 + 132.25 = 138.25 132.25 + -23x + x2 = 138.25 Factor a perfect square on the left side: (x + -11.5)(x + -11.5) = 138.25 Calculate the square root of the right side: 11.757976016 Break this problem into two subproblems by setting (x + -11.5) equal to 11.757976016 and -11.757976016.Subproblem 1
x + -11.5 = 11.757976016 Simplifying x + -11.5 = 11.757976016 Reorder the terms: -11.5 + x = 11.757976016 Solving -11.5 + x = 11.757976016 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '11.5' to each side of the equation. -11.5 + 11.5 + x = 11.757976016 + 11.5 Combine like terms: -11.5 + 11.5 = 0.0 0.0 + x = 11.757976016 + 11.5 x = 11.757976016 + 11.5 Combine like terms: 11.757976016 + 11.5 = 23.257976016 x = 23.257976016 Simplifying x = 23.257976016Subproblem 2
x + -11.5 = -11.757976016 Simplifying x + -11.5 = -11.757976016 Reorder the terms: -11.5 + x = -11.757976016 Solving -11.5 + x = -11.757976016 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '11.5' to each side of the equation. -11.5 + 11.5 + x = -11.757976016 + 11.5 Combine like terms: -11.5 + 11.5 = 0.0 0.0 + x = -11.757976016 + 11.5 x = -11.757976016 + 11.5 Combine like terms: -11.757976016 + 11.5 = -0.257976016 x = -0.257976016 Simplifying x = -0.257976016Solution
The solution to the problem is based on the solutions from the subproblems. x = {23.257976016, -0.257976016}
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