6x^2-24x-25=0

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Solution for 6x^2-24x-25=0 equation:


Simplifying
6x2 + -24x + -25 = 0

Reorder the terms:
-25 + -24x + 6x2 = 0

Solving
-25 + -24x + 6x2 = 0

Solving for variable 'x'.

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

Divide each side by '6'.
-4.166666667 + -4x + x2 = 0

Move the constant term to the right:

Add '4.166666667' to each side of the equation.
-4.166666667 + -4x + 4.166666667 + x2 = 0 + 4.166666667

Reorder the terms:
-4.166666667 + 4.166666667 + -4x + x2 = 0 + 4.166666667

Combine like terms: -4.166666667 + 4.166666667 = 0.000000000
0.000000000 + -4x + x2 = 0 + 4.166666667
-4x + x2 = 0 + 4.166666667

Combine like terms: 0 + 4.166666667 = 4.166666667
-4x + x2 = 4.166666667

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 = 4.166666667 + 4

Reorder the terms:
4 + -4x + x2 = 4.166666667 + 4

Combine like terms: 4.166666667 + 4 = 8.166666667
4 + -4x + x2 = 8.166666667

Factor a perfect square on the left side:
(x + -2)(x + -2) = 8.166666667

Calculate the square root of the right side: 2.857738033

Break this problem into two subproblems by setting 
(x + -2) equal to 2.857738033 and -2.857738033.

Subproblem 1

x + -2 = 2.857738033 Simplifying x + -2 = 2.857738033 Reorder the terms: -2 + x = 2.857738033 Solving -2 + x = 2.857738033 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 = 2.857738033 + 2 Combine like terms: -2 + 2 = 0 0 + x = 2.857738033 + 2 x = 2.857738033 + 2 Combine like terms: 2.857738033 + 2 = 4.857738033 x = 4.857738033 Simplifying x = 4.857738033

Subproblem 2

x + -2 = -2.857738033 Simplifying x + -2 = -2.857738033 Reorder the terms: -2 + x = -2.857738033 Solving -2 + x = -2.857738033 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 = -2.857738033 + 2 Combine like terms: -2 + 2 = 0 0 + x = -2.857738033 + 2 x = -2.857738033 + 2 Combine like terms: -2.857738033 + 2 = -0.857738033 x = -0.857738033 Simplifying x = -0.857738033

Solution

The solution to the problem is based on the solutions from the subproblems. x = {4.857738033, -0.857738033}

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