x^2+20x+37=

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Solution for x^2+20x+37= equation:


Simplifying
x2 + 20x + 37 = 0

Reorder the terms:
37 + 20x + x2 = 0

Solving
37 + 20x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-37' to each side of the equation.
37 + 20x + -37 + x2 = 0 + -37

Reorder the terms:
37 + -37 + 20x + x2 = 0 + -37

Combine like terms: 37 + -37 = 0
0 + 20x + x2 = 0 + -37
20x + x2 = 0 + -37

Combine like terms: 0 + -37 = -37
20x + x2 = -37

The x term is 20x.  Take half its coefficient (10).
Square it (100) and add it to both sides.

Add '100' to each side of the equation.
20x + 100 + x2 = -37 + 100

Reorder the terms:
100 + 20x + x2 = -37 + 100

Combine like terms: -37 + 100 = 63
100 + 20x + x2 = 63

Factor a perfect square on the left side:
(x + 10)(x + 10) = 63

Calculate the square root of the right side: 7.937253933

Break this problem into two subproblems by setting 
(x + 10) equal to 7.937253933 and -7.937253933.

Subproblem 1

x + 10 = 7.937253933 Simplifying x + 10 = 7.937253933 Reorder the terms: 10 + x = 7.937253933 Solving 10 + x = 7.937253933 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + x = 7.937253933 + -10 Combine like terms: 10 + -10 = 0 0 + x = 7.937253933 + -10 x = 7.937253933 + -10 Combine like terms: 7.937253933 + -10 = -2.062746067 x = -2.062746067 Simplifying x = -2.062746067

Subproblem 2

x + 10 = -7.937253933 Simplifying x + 10 = -7.937253933 Reorder the terms: 10 + x = -7.937253933 Solving 10 + x = -7.937253933 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + x = -7.937253933 + -10 Combine like terms: 10 + -10 = 0 0 + x = -7.937253933 + -10 x = -7.937253933 + -10 Combine like terms: -7.937253933 + -10 = -17.937253933 x = -17.937253933 Simplifying x = -17.937253933

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-2.062746067, -17.937253933}

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