x^2+14x+34=5

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Solution for x^2+14x+34=5 equation:


Simplifying
x2 + 14x + 34 = 5

Reorder the terms:
34 + 14x + x2 = 5

Solving
34 + 14x + x2 = 5

Solving for variable 'x'.

Reorder the terms:
34 + -5 + 14x + x2 = 5 + -5

Combine like terms: 34 + -5 = 29
29 + 14x + x2 = 5 + -5

Combine like terms: 5 + -5 = 0
29 + 14x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-29' to each side of the equation.
29 + 14x + -29 + x2 = 0 + -29

Reorder the terms:
29 + -29 + 14x + x2 = 0 + -29

Combine like terms: 29 + -29 = 0
0 + 14x + x2 = 0 + -29
14x + x2 = 0 + -29

Combine like terms: 0 + -29 = -29
14x + x2 = -29

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 = -29 + 49

Reorder the terms:
49 + 14x + x2 = -29 + 49

Combine like terms: -29 + 49 = 20
49 + 14x + x2 = 20

Factor a perfect square on the left side:
(x + 7)(x + 7) = 20

Calculate the square root of the right side: 4.472135955

Break this problem into two subproblems by setting 
(x + 7) equal to 4.472135955 and -4.472135955.

Subproblem 1

x + 7 = 4.472135955 Simplifying x + 7 = 4.472135955 Reorder the terms: 7 + x = 4.472135955 Solving 7 + x = 4.472135955 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 = 4.472135955 + -7 Combine like terms: 7 + -7 = 0 0 + x = 4.472135955 + -7 x = 4.472135955 + -7 Combine like terms: 4.472135955 + -7 = -2.527864045 x = -2.527864045 Simplifying x = -2.527864045

Subproblem 2

x + 7 = -4.472135955 Simplifying x + 7 = -4.472135955 Reorder the terms: 7 + x = -4.472135955 Solving 7 + x = -4.472135955 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 = -4.472135955 + -7 Combine like terms: 7 + -7 = 0 0 + x = -4.472135955 + -7 x = -4.472135955 + -7 Combine like terms: -4.472135955 + -7 = -11.472135955 x = -11.472135955 Simplifying x = -11.472135955

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-2.527864045, -11.472135955}

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