3x-(3x+2)(x-1)=8

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Solution for 3x-(3x+2)(x-1)=8 equation:


Simplifying
3x + -1(3x + 2)(x + -1) = 8

Reorder the terms:
3x + -1(2 + 3x)(x + -1) = 8

Reorder the terms:
3x + -1(2 + 3x)(-1 + x) = 8

Multiply (2 + 3x) * (-1 + x)
3x + -1(2(-1 + x) + 3x * (-1 + x)) = 8
3x + -1((-1 * 2 + x * 2) + 3x * (-1 + x)) = 8
3x + -1((-2 + 2x) + 3x * (-1 + x)) = 8
3x + -1(-2 + 2x + (-1 * 3x + x * 3x)) = 8
3x + -1(-2 + 2x + (-3x + 3x2)) = 8

Combine like terms: 2x + -3x = -1x
3x + -1(-2 + -1x + 3x2) = 8
3x + (-2 * -1 + -1x * -1 + 3x2 * -1) = 8
3x + (2 + 1x + -3x2) = 8

Reorder the terms:
2 + 3x + 1x + -3x2 = 8

Combine like terms: 3x + 1x = 4x
2 + 4x + -3x2 = 8

Solving
2 + 4x + -3x2 = 8

Solving for variable 'x'.

Reorder the terms:
2 + -8 + 4x + -3x2 = 8 + -8

Combine like terms: 2 + -8 = -6
-6 + 4x + -3x2 = 8 + -8

Combine like terms: 8 + -8 = 0
-6 + 4x + -3x2 = 0

Begin completing the square.  Divide all terms by
-3 the coefficient of the squared term: 

Divide each side by '-3'.
2 + -1.333333333x + x2 = 0

Move the constant term to the right:

Add '-2' to each side of the equation.
2 + -1.333333333x + -2 + x2 = 0 + -2

Reorder the terms:
2 + -2 + -1.333333333x + x2 = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -1.333333333x + x2 = 0 + -2
-1.333333333x + x2 = 0 + -2

Combine like terms: 0 + -2 = -2
-1.333333333x + x2 = -2

The x term is -1.333333333x.  Take half its coefficient (-0.6666666665).
Square it (0.4444444442) and add it to both sides.

Add '0.4444444442' to each side of the equation.
-1.333333333x + 0.4444444442 + x2 = -2 + 0.4444444442

Reorder the terms:
0.4444444442 + -1.333333333x + x2 = -2 + 0.4444444442

Combine like terms: -2 + 0.4444444442 = -1.5555555558
0.4444444442 + -1.333333333x + x2 = -1.5555555558

Factor a perfect square on the left side:
(x + -0.6666666665)(x + -0.6666666665) = -1.5555555558

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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