-6(-4x-2+5)(6x-5)=-13

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Solution for -6(-4x-2+5)(6x-5)=-13 equation:


Simplifying
-6(-4x + -2 + 5)(6x + -5) = -13

Reorder the terms:
-6(-2 + 5 + -4x)(6x + -5) = -13

Combine like terms: -2 + 5 = 3
-6(3 + -4x)(6x + -5) = -13

Reorder the terms:
-6(3 + -4x)(-5 + 6x) = -13

Multiply (3 + -4x) * (-5 + 6x)
-6(3(-5 + 6x) + -4x * (-5 + 6x)) = -13
-6((-5 * 3 + 6x * 3) + -4x * (-5 + 6x)) = -13
-6((-15 + 18x) + -4x * (-5 + 6x)) = -13
-6(-15 + 18x + (-5 * -4x + 6x * -4x)) = -13
-6(-15 + 18x + (20x + -24x2)) = -13

Combine like terms: 18x + 20x = 38x
-6(-15 + 38x + -24x2) = -13
(-15 * -6 + 38x * -6 + -24x2 * -6) = -13
(90 + -228x + 144x2) = -13

Solving
90 + -228x + 144x2 = -13

Solving for variable 'x'.

Reorder the terms:
90 + 13 + -228x + 144x2 = -13 + 13

Combine like terms: 90 + 13 = 103
103 + -228x + 144x2 = -13 + 13

Combine like terms: -13 + 13 = 0
103 + -228x + 144x2 = 0

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

Divide each side by '144'.
0.7152777778 + -1.583333333x + x2 = 0

Move the constant term to the right:

Add '-0.7152777778' to each side of the equation.
0.7152777778 + -1.583333333x + -0.7152777778 + x2 = 0 + -0.7152777778

Reorder the terms:
0.7152777778 + -0.7152777778 + -1.583333333x + x2 = 0 + -0.7152777778

Combine like terms: 0.7152777778 + -0.7152777778 = 0.0000000000
0.0000000000 + -1.583333333x + x2 = 0 + -0.7152777778
-1.583333333x + x2 = 0 + -0.7152777778

Combine like terms: 0 + -0.7152777778 = -0.7152777778
-1.583333333x + x2 = -0.7152777778

The x term is -1.583333333x.  Take half its coefficient (-0.7916666665).
Square it (0.6267361108) and add it to both sides.

Add '0.6267361108' to each side of the equation.
-1.583333333x + 0.6267361108 + x2 = -0.7152777778 + 0.6267361108

Reorder the terms:
0.6267361108 + -1.583333333x + x2 = -0.7152777778 + 0.6267361108

Combine like terms: -0.7152777778 + 0.6267361108 = -0.088541667
0.6267361108 + -1.583333333x + x2 = -0.088541667

Factor a perfect square on the left side:
(x + -0.7916666665)(x + -0.7916666665) = -0.088541667

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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