-x^2-4x+32.01=0

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Solution for -x^2-4x+32.01=0 equation:


Simplifying
-1x2 + -4x + 32.01 = 0

Reorder the terms:
32.01 + -4x + -1x2 = 0

Solving
32.01 + -4x + -1x2 = 0

Solving for variable 'x'.

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

Divide each side by '-1'.
-32.01 + 4x + x2 = 0

Move the constant term to the right:

Add '32.01' to each side of the equation.
-32.01 + 4x + 32.01 + x2 = 0 + 32.01

Reorder the terms:
-32.01 + 32.01 + 4x + x2 = 0 + 32.01

Combine like terms: -32.01 + 32.01 = 0.00
0.00 + 4x + x2 = 0 + 32.01
4x + x2 = 0 + 32.01

Combine like terms: 0 + 32.01 = 32.01
4x + x2 = 32.01

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 = 32.01 + 4

Reorder the terms:
4 + 4x + x2 = 32.01 + 4

Combine like terms: 32.01 + 4 = 36.01
4 + 4x + x2 = 36.01

Factor a perfect square on the left side:
(x + 2)(x + 2) = 36.01

Calculate the square root of the right side: 6.000833275

Break this problem into two subproblems by setting 
(x + 2) equal to 6.000833275 and -6.000833275.

Subproblem 1

x + 2 = 6.000833275 Simplifying x + 2 = 6.000833275 Reorder the terms: 2 + x = 6.000833275 Solving 2 + x = 6.000833275 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 = 6.000833275 + -2 Combine like terms: 2 + -2 = 0 0 + x = 6.000833275 + -2 x = 6.000833275 + -2 Combine like terms: 6.000833275 + -2 = 4.000833275 x = 4.000833275 Simplifying x = 4.000833275

Subproblem 2

x + 2 = -6.000833275 Simplifying x + 2 = -6.000833275 Reorder the terms: 2 + x = -6.000833275 Solving 2 + x = -6.000833275 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 = -6.000833275 + -2 Combine like terms: 2 + -2 = 0 0 + x = -6.000833275 + -2 x = -6.000833275 + -2 Combine like terms: -6.000833275 + -2 = -8.000833275 x = -8.000833275 Simplifying x = -8.000833275

Solution

The solution to the problem is based on the solutions from the subproblems. x = {4.000833275, -8.000833275}

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