-2x^2-2x+24.01=0

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Solution for -2x^2-2x+24.01=0 equation:


Simplifying
-2x2 + -2x + 24.01 = 0

Reorder the terms:
24.01 + -2x + -2x2 = 0

Solving
24.01 + -2x + -2x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-2 the coefficient of the squared term: 

Divide each side by '-2'.
-12.005 + x + x2 = 0

Move the constant term to the right:

Add '12.005' to each side of the equation.
-12.005 + x + 12.005 + x2 = 0 + 12.005

Reorder the terms:
-12.005 + 12.005 + x + x2 = 0 + 12.005

Combine like terms: -12.005 + 12.005 = 0.000
0.000 + x + x2 = 0 + 12.005
x + x2 = 0 + 12.005

Combine like terms: 0 + 12.005 = 12.005
x + x2 = 12.005

The x term is x.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
 + 0.25 + x2 = 12.005 + 0.25

Combine like terms:  + 0.25 = 1.25
1.25 + x2 = 12.005 + 0.25

Combine like terms: 12.005 + 0.25 = 12.255
1.25 + x2 = 12.255

Factor a perfect square on the left side:
(x + 0.5)(x + 0.5) = 12.255

Calculate the square root of the right side: 3.500714213

Break this problem into two subproblems by setting 
(x + 0.5) equal to 3.500714213 and -3.500714213.

Subproblem 1

x + 0.5 = 3.500714213 Simplifying x + 0.5 = 3.500714213 Reorder the terms: 0.5 + x = 3.500714213 Solving 0.5 + x = 3.500714213 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = 3.500714213 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = 3.500714213 + -0.5 x = 3.500714213 + -0.5 Combine like terms: 3.500714213 + -0.5 = 3.000714213 x = 3.000714213 Simplifying x = 3.000714213

Subproblem 2

x + 0.5 = -3.500714213 Simplifying x + 0.5 = -3.500714213 Reorder the terms: 0.5 + x = -3.500714213 Solving 0.5 + x = -3.500714213 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = -3.500714213 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = -3.500714213 + -0.5 x = -3.500714213 + -0.5 Combine like terms: -3.500714213 + -0.5 = -4.000714213 x = -4.000714213 Simplifying x = -4.000714213

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.000714213, -4.000714213}

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