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Simplifying -630.75 + 47.5x + x2 = 0 Solving -630.75 + 47.5x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '630.75' to each side of the equation. -630.75 + 47.5x + 630.75 + x2 = 0 + 630.75 Reorder the terms: -630.75 + 630.75 + 47.5x + x2 = 0 + 630.75 Combine like terms: -630.75 + 630.75 = 0.00 0.00 + 47.5x + x2 = 0 + 630.75 47.5x + x2 = 0 + 630.75 Combine like terms: 0 + 630.75 = 630.75 47.5x + x2 = 630.75 The x term is 47.5x. Take half its coefficient (23.75). Square it (564.0625) and add it to both sides. Add '564.0625' to each side of the equation. 47.5x + 564.0625 + x2 = 630.75 + 564.0625 Reorder the terms: 564.0625 + 47.5x + x2 = 630.75 + 564.0625 Combine like terms: 630.75 + 564.0625 = 1194.8125 564.0625 + 47.5x + x2 = 1194.8125 Factor a perfect square on the left side: (x + 23.75)(x + 23.75) = 1194.8125 Calculate the square root of the right side: 34.566059943 Break this problem into two subproblems by setting (x + 23.75) equal to 34.566059943 and -34.566059943.Subproblem 1
x + 23.75 = 34.566059943 Simplifying x + 23.75 = 34.566059943 Reorder the terms: 23.75 + x = 34.566059943 Solving 23.75 + x = 34.566059943 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-23.75' to each side of the equation. 23.75 + -23.75 + x = 34.566059943 + -23.75 Combine like terms: 23.75 + -23.75 = 0.00 0.00 + x = 34.566059943 + -23.75 x = 34.566059943 + -23.75 Combine like terms: 34.566059943 + -23.75 = 10.816059943 x = 10.816059943 Simplifying x = 10.816059943Subproblem 2
x + 23.75 = -34.566059943 Simplifying x + 23.75 = -34.566059943 Reorder the terms: 23.75 + x = -34.566059943 Solving 23.75 + x = -34.566059943 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-23.75' to each side of the equation. 23.75 + -23.75 + x = -34.566059943 + -23.75 Combine like terms: 23.75 + -23.75 = 0.00 0.00 + x = -34.566059943 + -23.75 x = -34.566059943 + -23.75 Combine like terms: -34.566059943 + -23.75 = -58.316059943 x = -58.316059943 Simplifying x = -58.316059943Solution
The solution to the problem is based on the solutions from the subproblems. x = {10.816059943, -58.316059943}
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