5929=x(x+4)

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Solution for 5929=x(x+4) equation:


Simplifying
5929 = x(x + 4)

Reorder the terms:
5929 = x(4 + x)
5929 = (4 * x + x * x)
5929 = (4x + x2)

Solving
5929 = 4x + x2

Solving for variable 'x'.

Reorder the terms:
5929 + -4x + -1x2 = 4x + -4x + x2 + -1x2

Combine like terms: 4x + -4x = 0
5929 + -4x + -1x2 = 0 + x2 + -1x2
5929 + -4x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
5929 + -4x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
-5929 + 4x + x2 = 0

Move the constant term to the right:

Add '5929' to each side of the equation.
-5929 + 4x + 5929 + x2 = 0 + 5929

Reorder the terms:
-5929 + 5929 + 4x + x2 = 0 + 5929

Combine like terms: -5929 + 5929 = 0
0 + 4x + x2 = 0 + 5929
4x + x2 = 0 + 5929

Combine like terms: 0 + 5929 = 5929
4x + x2 = 5929

The x term is 4x.  Take half its coefficient (2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
4x + 4 + x2 = 5929 + 4

Reorder the terms:
4 + 4x + x2 = 5929 + 4

Combine like terms: 5929 + 4 = 5933
4 + 4x + x2 = 5933

Factor a perfect square on the left side:
(x + 2)(x + 2) = 5933

Calculate the square root of the right side: 77.025969647

Break this problem into two subproblems by setting 
(x + 2) equal to 77.025969647 and -77.025969647.

Subproblem 1

x + 2 = 77.025969647 Simplifying x + 2 = 77.025969647 Reorder the terms: 2 + x = 77.025969647 Solving 2 + x = 77.025969647 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 77.025969647 + -2 Combine like terms: 2 + -2 = 0 0 + x = 77.025969647 + -2 x = 77.025969647 + -2 Combine like terms: 77.025969647 + -2 = 75.025969647 x = 75.025969647 Simplifying x = 75.025969647

Subproblem 2

x + 2 = -77.025969647 Simplifying x + 2 = -77.025969647 Reorder the terms: 2 + x = -77.025969647 Solving 2 + x = -77.025969647 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = -77.025969647 + -2 Combine like terms: 2 + -2 = 0 0 + x = -77.025969647 + -2 x = -77.025969647 + -2 Combine like terms: -77.025969647 + -2 = -79.025969647 x = -79.025969647 Simplifying x = -79.025969647

Solution

The solution to the problem is based on the solutions from the subproblems. x = {75.025969647, -79.025969647}

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