(x+19)(x+5)=-2

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Solution for (x+19)(x+5)=-2 equation:


Simplifying
(x + 19)(x + 5) = -2

Reorder the terms:
(19 + x)(x + 5) = -2

Reorder the terms:
(19 + x)(5 + x) = -2

Multiply (19 + x) * (5 + x)
(19(5 + x) + x(5 + x)) = -2
((5 * 19 + x * 19) + x(5 + x)) = -2
((95 + 19x) + x(5 + x)) = -2
(95 + 19x + (5 * x + x * x)) = -2
(95 + 19x + (5x + x2)) = -2

Combine like terms: 19x + 5x = 24x
(95 + 24x + x2) = -2

Solving
95 + 24x + x2 = -2

Solving for variable 'x'.

Reorder the terms:
95 + 2 + 24x + x2 = -2 + 2

Combine like terms: 95 + 2 = 97
97 + 24x + x2 = -2 + 2

Combine like terms: -2 + 2 = 0
97 + 24x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-97' to each side of the equation.
97 + 24x + -97 + x2 = 0 + -97

Reorder the terms:
97 + -97 + 24x + x2 = 0 + -97

Combine like terms: 97 + -97 = 0
0 + 24x + x2 = 0 + -97
24x + x2 = 0 + -97

Combine like terms: 0 + -97 = -97
24x + x2 = -97

The x term is 24x.  Take half its coefficient (12).
Square it (144) and add it to both sides.

Add '144' to each side of the equation.
24x + 144 + x2 = -97 + 144

Reorder the terms:
144 + 24x + x2 = -97 + 144

Combine like terms: -97 + 144 = 47
144 + 24x + x2 = 47

Factor a perfect square on the left side:
(x + 12)(x + 12) = 47

Calculate the square root of the right side: 6.8556546

Break this problem into two subproblems by setting 
(x + 12) equal to 6.8556546 and -6.8556546.

Subproblem 1

x + 12 = 6.8556546 Simplifying x + 12 = 6.8556546 Reorder the terms: 12 + x = 6.8556546 Solving 12 + x = 6.8556546 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + x = 6.8556546 + -12 Combine like terms: 12 + -12 = 0 0 + x = 6.8556546 + -12 x = 6.8556546 + -12 Combine like terms: 6.8556546 + -12 = -5.1443454 x = -5.1443454 Simplifying x = -5.1443454

Subproblem 2

x + 12 = -6.8556546 Simplifying x + 12 = -6.8556546 Reorder the terms: 12 + x = -6.8556546 Solving 12 + x = -6.8556546 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + x = -6.8556546 + -12 Combine like terms: 12 + -12 = 0 0 + x = -6.8556546 + -12 x = -6.8556546 + -12 Combine like terms: -6.8556546 + -12 = -18.8556546 x = -18.8556546 Simplifying x = -18.8556546

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-5.1443454, -18.8556546}

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