5x(2x-1)-(-3x)-4x^2=-2

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Solution for 5x(2x-1)-(-3x)-4x^2=-2 equation:


Simplifying
5x(2x + -1) + -1(-3x) + -4x2 = -2

Reorder the terms:
5x(-1 + 2x) + -1(-3x) + -4x2 = -2
(-1 * 5x + 2x * 5x) + -1(-3x) + -4x2 = -2
(-5x + 10x2) + -1(-3x) + -4x2 = -2

Remove parenthesis around (-3x)
-5x + 10x2 + -1 * -3x + -4x2 = -2

Multiply -1 * -3
-5x + 10x2 + 3x + -4x2 = -2

Reorder the terms:
-5x + 3x + 10x2 + -4x2 = -2

Combine like terms: -5x + 3x = -2x
-2x + 10x2 + -4x2 = -2

Combine like terms: 10x2 + -4x2 = 6x2
-2x + 6x2 = -2

Solving
-2x + 6x2 = -2

Solving for variable 'x'.

Reorder the terms:
2 + -2x + 6x2 = -2 + 2

Combine like terms: -2 + 2 = 0
2 + -2x + 6x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(1 + -1x + 3x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(1 + -1x + 3x2)' equal to zero and attempt to solve: Simplifying 1 + -1x + 3x2 = 0 Solving 1 + -1x + 3x2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. 0.3333333333 + -0.3333333333x + x2 = 0 Move the constant term to the right: Add '-0.3333333333' to each side of the equation. 0.3333333333 + -0.3333333333x + -0.3333333333 + x2 = 0 + -0.3333333333 Reorder the terms: 0.3333333333 + -0.3333333333 + -0.3333333333x + x2 = 0 + -0.3333333333 Combine like terms: 0.3333333333 + -0.3333333333 = 0.0000000000 0.0000000000 + -0.3333333333x + x2 = 0 + -0.3333333333 -0.3333333333x + x2 = 0 + -0.3333333333 Combine like terms: 0 + -0.3333333333 = -0.3333333333 -0.3333333333x + x2 = -0.3333333333 The x term is -0.3333333333x. Take half its coefficient (-0.1666666667). Square it (0.02777777779) and add it to both sides. Add '0.02777777779' to each side of the equation. -0.3333333333x + 0.02777777779 + x2 = -0.3333333333 + 0.02777777779 Reorder the terms: 0.02777777779 + -0.3333333333x + x2 = -0.3333333333 + 0.02777777779 Combine like terms: -0.3333333333 + 0.02777777779 = -0.30555555551 0.02777777779 + -0.3333333333x + x2 = -0.30555555551 Factor a perfect square on the left side: (x + -0.1666666667)(x + -0.1666666667) = -0.30555555551 Can't calculate square root of the right side. The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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