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Simplifying 2x2 + -20x + -5525 = 0 Reorder the terms: -5525 + -20x + 2x2 = 0 Solving -5525 + -20x + 2x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 2 the coefficient of the squared term: Divide each side by '2'. -2762.5 + -10x + x2 = 0 Move the constant term to the right: Add '2762.5' to each side of the equation. -2762.5 + -10x + 2762.5 + x2 = 0 + 2762.5 Reorder the terms: -2762.5 + 2762.5 + -10x + x2 = 0 + 2762.5 Combine like terms: -2762.5 + 2762.5 = 0.0 0.0 + -10x + x2 = 0 + 2762.5 -10x + x2 = 0 + 2762.5 Combine like terms: 0 + 2762.5 = 2762.5 -10x + x2 = 2762.5 The x term is -10x. Take half its coefficient (-5). Square it (25) and add it to both sides. Add '25' to each side of the equation. -10x + 25 + x2 = 2762.5 + 25 Reorder the terms: 25 + -10x + x2 = 2762.5 + 25 Combine like terms: 2762.5 + 25 = 2787.5 25 + -10x + x2 = 2787.5 Factor a perfect square on the left side: (x + -5)(x + -5) = 2787.5 Calculate the square root of the right side: 52.796780205 Break this problem into two subproblems by setting (x + -5) equal to 52.796780205 and -52.796780205.Subproblem 1
x + -5 = 52.796780205 Simplifying x + -5 = 52.796780205 Reorder the terms: -5 + x = 52.796780205 Solving -5 + x = 52.796780205 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + x = 52.796780205 + 5 Combine like terms: -5 + 5 = 0 0 + x = 52.796780205 + 5 x = 52.796780205 + 5 Combine like terms: 52.796780205 + 5 = 57.796780205 x = 57.796780205 Simplifying x = 57.796780205Subproblem 2
x + -5 = -52.796780205 Simplifying x + -5 = -52.796780205 Reorder the terms: -5 + x = -52.796780205 Solving -5 + x = -52.796780205 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + x = -52.796780205 + 5 Combine like terms: -5 + 5 = 0 0 + x = -52.796780205 + 5 x = -52.796780205 + 5 Combine like terms: -52.796780205 + 5 = -47.796780205 x = -47.796780205 Simplifying x = -47.796780205Solution
The solution to the problem is based on the solutions from the subproblems. x = {57.796780205, -47.796780205}
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