x^2+16x-29=0

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Solution for x^2+16x-29=0 equation:


Simplifying
x2 + 16x + -29 = 0

Reorder the terms:
-29 + 16x + x2 = 0

Solving
-29 + 16x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '29' to each side of the equation.
-29 + 16x + 29 + x2 = 0 + 29

Reorder the terms:
-29 + 29 + 16x + x2 = 0 + 29

Combine like terms: -29 + 29 = 0
0 + 16x + x2 = 0 + 29
16x + x2 = 0 + 29

Combine like terms: 0 + 29 = 29
16x + x2 = 29

The x term is 16x.  Take half its coefficient (8).
Square it (64) and add it to both sides.

Add '64' to each side of the equation.
16x + 64 + x2 = 29 + 64

Reorder the terms:
64 + 16x + x2 = 29 + 64

Combine like terms: 29 + 64 = 93
64 + 16x + x2 = 93

Factor a perfect square on the left side:
(x + 8)(x + 8) = 93

Calculate the square root of the right side: 9.643650761

Break this problem into two subproblems by setting 
(x + 8) equal to 9.643650761 and -9.643650761.

Subproblem 1

x + 8 = 9.643650761 Simplifying x + 8 = 9.643650761 Reorder the terms: 8 + x = 9.643650761 Solving 8 + x = 9.643650761 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + x = 9.643650761 + -8 Combine like terms: 8 + -8 = 0 0 + x = 9.643650761 + -8 x = 9.643650761 + -8 Combine like terms: 9.643650761 + -8 = 1.643650761 x = 1.643650761 Simplifying x = 1.643650761

Subproblem 2

x + 8 = -9.643650761 Simplifying x + 8 = -9.643650761 Reorder the terms: 8 + x = -9.643650761 Solving 8 + x = -9.643650761 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + x = -9.643650761 + -8 Combine like terms: 8 + -8 = 0 0 + x = -9.643650761 + -8 x = -9.643650761 + -8 Combine like terms: -9.643650761 + -8 = -17.643650761 x = -17.643650761 Simplifying x = -17.643650761

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.643650761, -17.643650761}

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