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Simplifying x2 + 5x + -6795 = 0 Reorder the terms: -6795 + 5x + x2 = 0 Solving -6795 + 5x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '6795' to each side of the equation. -6795 + 5x + 6795 + x2 = 0 + 6795 Reorder the terms: -6795 + 6795 + 5x + x2 = 0 + 6795 Combine like terms: -6795 + 6795 = 0 0 + 5x + x2 = 0 + 6795 5x + x2 = 0 + 6795 Combine like terms: 0 + 6795 = 6795 5x + x2 = 6795 The x term is 5x. Take half its coefficient (2.5). Square it (6.25) and add it to both sides. Add '6.25' to each side of the equation. 5x + 6.25 + x2 = 6795 + 6.25 Reorder the terms: 6.25 + 5x + x2 = 6795 + 6.25 Combine like terms: 6795 + 6.25 = 6801.25 6.25 + 5x + x2 = 6801.25 Factor a perfect square on the left side: (x + 2.5)(x + 2.5) = 6801.25 Calculate the square root of the right side: 82.469691402 Break this problem into two subproblems by setting (x + 2.5) equal to 82.469691402 and -82.469691402.Subproblem 1
x + 2.5 = 82.469691402 Simplifying x + 2.5 = 82.469691402 Reorder the terms: 2.5 + x = 82.469691402 Solving 2.5 + x = 82.469691402 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.5' to each side of the equation. 2.5 + -2.5 + x = 82.469691402 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = 82.469691402 + -2.5 x = 82.469691402 + -2.5 Combine like terms: 82.469691402 + -2.5 = 79.969691402 x = 79.969691402 Simplifying x = 79.969691402Subproblem 2
x + 2.5 = -82.469691402 Simplifying x + 2.5 = -82.469691402 Reorder the terms: 2.5 + x = -82.469691402 Solving 2.5 + x = -82.469691402 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.5' to each side of the equation. 2.5 + -2.5 + x = -82.469691402 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = -82.469691402 + -2.5 x = -82.469691402 + -2.5 Combine like terms: -82.469691402 + -2.5 = -84.969691402 x = -84.969691402 Simplifying x = -84.969691402Solution
The solution to the problem is based on the solutions from the subproblems. x = {79.969691402, -84.969691402}
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