16x^2-24x-3=0

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Solution for 16x^2-24x-3=0 equation:


Simplifying
16x2 + -24x + -3 = 0

Reorder the terms:
-3 + -24x + 16x2 = 0

Solving
-3 + -24x + 16x2 = 0

Solving for variable 'x'.

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

Divide each side by '16'.
-0.1875 + -1.5x + x2 = 0

Move the constant term to the right:

Add '0.1875' to each side of the equation.
-0.1875 + -1.5x + 0.1875 + x2 = 0 + 0.1875

Reorder the terms:
-0.1875 + 0.1875 + -1.5x + x2 = 0 + 0.1875

Combine like terms: -0.1875 + 0.1875 = 0.0000
0.0000 + -1.5x + x2 = 0 + 0.1875
-1.5x + x2 = 0 + 0.1875

Combine like terms: 0 + 0.1875 = 0.1875
-1.5x + x2 = 0.1875

The x term is -1.5x.  Take half its coefficient (-0.75).
Square it (0.5625) and add it to both sides.

Add '0.5625' to each side of the equation.
-1.5x + 0.5625 + x2 = 0.1875 + 0.5625

Reorder the terms:
0.5625 + -1.5x + x2 = 0.1875 + 0.5625

Combine like terms: 0.1875 + 0.5625 = 0.75
0.5625 + -1.5x + x2 = 0.75

Factor a perfect square on the left side:
(x + -0.75)(x + -0.75) = 0.75

Calculate the square root of the right side: 0.866025404

Break this problem into two subproblems by setting 
(x + -0.75) equal to 0.866025404 and -0.866025404.

Subproblem 1

x + -0.75 = 0.866025404 Simplifying x + -0.75 = 0.866025404 Reorder the terms: -0.75 + x = 0.866025404 Solving -0.75 + x = 0.866025404 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.75' to each side of the equation. -0.75 + 0.75 + x = 0.866025404 + 0.75 Combine like terms: -0.75 + 0.75 = 0.00 0.00 + x = 0.866025404 + 0.75 x = 0.866025404 + 0.75 Combine like terms: 0.866025404 + 0.75 = 1.616025404 x = 1.616025404 Simplifying x = 1.616025404

Subproblem 2

x + -0.75 = -0.866025404 Simplifying x + -0.75 = -0.866025404 Reorder the terms: -0.75 + x = -0.866025404 Solving -0.75 + x = -0.866025404 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.75' to each side of the equation. -0.75 + 0.75 + x = -0.866025404 + 0.75 Combine like terms: -0.75 + 0.75 = 0.00 0.00 + x = -0.866025404 + 0.75 x = -0.866025404 + 0.75 Combine like terms: -0.866025404 + 0.75 = -0.116025404 x = -0.116025404 Simplifying x = -0.116025404

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.616025404, -0.116025404}

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