2x-2x^2=0.24

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Solution for 2x-2x^2=0.24 equation:


Simplifying
2x + -2x2 = 0.24

Solving
2x + -2x2 = 0.24

Solving for variable 'x'.

Reorder the terms:
-0.24 + 2x + -2x2 = 0.24 + -0.24

Combine like terms: 0.24 + -0.24 = 0.00
-0.24 + 2x + -2x2 = 0.00

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

Divide each side by '-2'.
0.12 + -1x + x2 = 0.00

Move the constant term to the right:

Add '-0.12' to each side of the equation.
0.12 + -1x + -0.12 + x2 = 0.00 + -0.12

Reorder the terms:
0.12 + -0.12 + -1x + x2 = 0.00 + -0.12

Combine like terms: 0.12 + -0.12 = 0.00
0.00 + -1x + x2 = 0.00 + -0.12
-1x + x2 = 0.00 + -0.12

Combine like terms: 0.00 + -0.12 = -0.12
-1x + x2 = -0.12

The x term is -1x.  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.
-1x + 0.25 + x2 = -0.12 + 0.25

Reorder the terms:
0.25 + -1x + x2 = -0.12 + 0.25

Combine like terms: -0.12 + 0.25 = 0.13
0.25 + -1x + x2 = 0.13

Factor a perfect square on the left side:
(x + -0.5)(x + -0.5) = 0.13

Calculate the square root of the right side: 0.360555128

Break this problem into two subproblems by setting 
(x + -0.5) equal to 0.360555128 and -0.360555128.

Subproblem 1

x + -0.5 = 0.360555128 Simplifying x + -0.5 = 0.360555128 Reorder the terms: -0.5 + x = 0.360555128 Solving -0.5 + x = 0.360555128 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 = 0.360555128 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + x = 0.360555128 + 0.5 x = 0.360555128 + 0.5 Combine like terms: 0.360555128 + 0.5 = 0.860555128 x = 0.860555128 Simplifying x = 0.860555128

Subproblem 2

x + -0.5 = -0.360555128 Simplifying x + -0.5 = -0.360555128 Reorder the terms: -0.5 + x = -0.360555128 Solving -0.5 + x = -0.360555128 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 = -0.360555128 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + x = -0.360555128 + 0.5 x = -0.360555128 + 0.5 Combine like terms: -0.360555128 + 0.5 = 0.139444872 x = 0.139444872 Simplifying x = 0.139444872

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.860555128, 0.139444872}

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