3x(-4-2x)+7x=-10x+2(16-3x)

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Solution for 3x(-4-2x)+7x=-10x+2(16-3x) equation:


Simplifying
3x(-4 + -2x) + 7x = -10x + 2(16 + -3x)
(-4 * 3x + -2x * 3x) + 7x = -10x + 2(16 + -3x)
(-12x + -6x2) + 7x = -10x + 2(16 + -3x)

Reorder the terms:
-12x + 7x + -6x2 = -10x + 2(16 + -3x)

Combine like terms: -12x + 7x = -5x
-5x + -6x2 = -10x + 2(16 + -3x)
-5x + -6x2 = -10x + (16 * 2 + -3x * 2)
-5x + -6x2 = -10x + (32 + -6x)

Reorder the terms:
-5x + -6x2 = 32 + -10x + -6x

Combine like terms: -10x + -6x = -16x
-5x + -6x2 = 32 + -16x

Solving
-5x + -6x2 = 32 + -16x

Solving for variable 'x'.

Reorder the terms:
-32 + -5x + 16x + -6x2 = 32 + -16x + -32 + 16x

Combine like terms: -5x + 16x = 11x
-32 + 11x + -6x2 = 32 + -16x + -32 + 16x

Reorder the terms:
-32 + 11x + -6x2 = 32 + -32 + -16x + 16x

Combine like terms: 32 + -32 = 0
-32 + 11x + -6x2 = 0 + -16x + 16x
-32 + 11x + -6x2 = -16x + 16x

Combine like terms: -16x + 16x = 0
-32 + 11x + -6x2 = 0

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

Divide each side by '-6'.
5.333333333 + -1.833333333x + x2 = 0

Move the constant term to the right:

Add '-5.333333333' to each side of the equation.
5.333333333 + -1.833333333x + -5.333333333 + x2 = 0 + -5.333333333

Reorder the terms:
5.333333333 + -5.333333333 + -1.833333333x + x2 = 0 + -5.333333333

Combine like terms: 5.333333333 + -5.333333333 = 0.000000000
0.000000000 + -1.833333333x + x2 = 0 + -5.333333333
-1.833333333x + x2 = 0 + -5.333333333

Combine like terms: 0 + -5.333333333 = -5.333333333
-1.833333333x + x2 = -5.333333333

The x term is -1.833333333x.  Take half its coefficient (-0.9166666665).
Square it (0.8402777775) and add it to both sides.

Add '0.8402777775' to each side of the equation.
-1.833333333x + 0.8402777775 + x2 = -5.333333333 + 0.8402777775

Reorder the terms:
0.8402777775 + -1.833333333x + x2 = -5.333333333 + 0.8402777775

Combine like terms: -5.333333333 + 0.8402777775 = -4.4930555555
0.8402777775 + -1.833333333x + x2 = -4.4930555555

Factor a perfect square on the left side:
(x + -0.9166666665)(x + -0.9166666665) = -4.4930555555

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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