x^2+38x+195=0

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Solution for x^2+38x+195=0 equation:


Simplifying
x2 + 38x + 195 = 0

Reorder the terms:
195 + 38x + x2 = 0

Solving
195 + 38x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-195' to each side of the equation.
195 + 38x + -195 + x2 = 0 + -195

Reorder the terms:
195 + -195 + 38x + x2 = 0 + -195

Combine like terms: 195 + -195 = 0
0 + 38x + x2 = 0 + -195
38x + x2 = 0 + -195

Combine like terms: 0 + -195 = -195
38x + x2 = -195

The x term is 38x.  Take half its coefficient (19).
Square it (361) and add it to both sides.

Add '361' to each side of the equation.
38x + 361 + x2 = -195 + 361

Reorder the terms:
361 + 38x + x2 = -195 + 361

Combine like terms: -195 + 361 = 166
361 + 38x + x2 = 166

Factor a perfect square on the left side:
(x + 19)(x + 19) = 166

Calculate the square root of the right side: 12.884098727

Break this problem into two subproblems by setting 
(x + 19) equal to 12.884098727 and -12.884098727.

Subproblem 1

x + 19 = 12.884098727 Simplifying x + 19 = 12.884098727 Reorder the terms: 19 + x = 12.884098727 Solving 19 + x = 12.884098727 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-19' to each side of the equation. 19 + -19 + x = 12.884098727 + -19 Combine like terms: 19 + -19 = 0 0 + x = 12.884098727 + -19 x = 12.884098727 + -19 Combine like terms: 12.884098727 + -19 = -6.115901273 x = -6.115901273 Simplifying x = -6.115901273

Subproblem 2

x + 19 = -12.884098727 Simplifying x + 19 = -12.884098727 Reorder the terms: 19 + x = -12.884098727 Solving 19 + x = -12.884098727 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-19' to each side of the equation. 19 + -19 + x = -12.884098727 + -19 Combine like terms: 19 + -19 = 0 0 + x = -12.884098727 + -19 x = -12.884098727 + -19 Combine like terms: -12.884098727 + -19 = -31.884098727 x = -31.884098727 Simplifying x = -31.884098727

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-6.115901273, -31.884098727}

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