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Simplifying x2 + 14x + -34 = 0 Reorder the terms: -34 + 14x + x2 = 0 Solving -34 + 14x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '34' to each side of the equation. -34 + 14x + 34 + x2 = 0 + 34 Reorder the terms: -34 + 34 + 14x + x2 = 0 + 34 Combine like terms: -34 + 34 = 0 0 + 14x + x2 = 0 + 34 14x + x2 = 0 + 34 Combine like terms: 0 + 34 = 34 14x + x2 = 34 The x term is 14x. Take half its coefficient (7). Square it (49) and add it to both sides. Add '49' to each side of the equation. 14x + 49 + x2 = 34 + 49 Reorder the terms: 49 + 14x + x2 = 34 + 49 Combine like terms: 34 + 49 = 83 49 + 14x + x2 = 83 Factor a perfect square on the left side: (x + 7)(x + 7) = 83 Calculate the square root of the right side: 9.110433579 Break this problem into two subproblems by setting (x + 7) equal to 9.110433579 and -9.110433579.Subproblem 1
x + 7 = 9.110433579 Simplifying x + 7 = 9.110433579 Reorder the terms: 7 + x = 9.110433579 Solving 7 + x = 9.110433579 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + x = 9.110433579 + -7 Combine like terms: 7 + -7 = 0 0 + x = 9.110433579 + -7 x = 9.110433579 + -7 Combine like terms: 9.110433579 + -7 = 2.110433579 x = 2.110433579 Simplifying x = 2.110433579Subproblem 2
x + 7 = -9.110433579 Simplifying x + 7 = -9.110433579 Reorder the terms: 7 + x = -9.110433579 Solving 7 + x = -9.110433579 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + x = -9.110433579 + -7 Combine like terms: 7 + -7 = 0 0 + x = -9.110433579 + -7 x = -9.110433579 + -7 Combine like terms: -9.110433579 + -7 = -16.110433579 x = -16.110433579 Simplifying x = -16.110433579Solution
The solution to the problem is based on the solutions from the subproblems. x = {2.110433579, -16.110433579}
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