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

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


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

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

Remove parenthesis around (-1 + 2x)
-1 + 2x = 3x(x + -3)

Reorder the terms:
-1 + 2x = 3x(-3 + x)
-1 + 2x = (-3 * 3x + x * 3x)
-1 + 2x = (-9x + 3x2)

Solving
-1 + 2x = -9x + 3x2

Solving for variable 'x'.

Combine like terms: 2x + 9x = 11x
-1 + 11x + -3x2 = -9x + 3x2 + 9x + -3x2

Reorder the terms:
-1 + 11x + -3x2 = -9x + 9x + 3x2 + -3x2

Combine like terms: -9x + 9x = 0
-1 + 11x + -3x2 = 0 + 3x2 + -3x2
-1 + 11x + -3x2 = 3x2 + -3x2

Combine like terms: 3x2 + -3x2 = 0
-1 + 11x + -3x2 = 0

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

Divide each side by '-3'.
0.3333333333 + -3.666666667x + x2 = 0

Move the constant term to the right:

Add '-0.3333333333' to each side of the equation.
0.3333333333 + -3.666666667x + -0.3333333333 + x2 = 0 + -0.3333333333

Reorder the terms:
0.3333333333 + -0.3333333333 + -3.666666667x + x2 = 0 + -0.3333333333

Combine like terms: 0.3333333333 + -0.3333333333 = 0.0000000000
0.0000000000 + -3.666666667x + x2 = 0 + -0.3333333333
-3.666666667x + x2 = 0 + -0.3333333333

Combine like terms: 0 + -0.3333333333 = -0.3333333333
-3.666666667x + x2 = -0.3333333333

The x term is -3.666666667x.  Take half its coefficient (-1.833333334).
Square it (3.361111114) and add it to both sides.

Add '3.361111114' to each side of the equation.
-3.666666667x + 3.361111114 + x2 = -0.3333333333 + 3.361111114

Reorder the terms:
3.361111114 + -3.666666667x + x2 = -0.3333333333 + 3.361111114

Combine like terms: -0.3333333333 + 3.361111114 = 3.0277777807
3.361111114 + -3.666666667x + x2 = 3.0277777807

Factor a perfect square on the left side:
(x + -1.833333334)(x + -1.833333334) = 3.0277777807

Calculate the square root of the right side: 1.740051086

Break this problem into two subproblems by setting 
(x + -1.833333334) equal to 1.740051086 and -1.740051086.

Subproblem 1

x + -1.833333334 = 1.740051086 Simplifying x + -1.833333334 = 1.740051086 Reorder the terms: -1.833333334 + x = 1.740051086 Solving -1.833333334 + x = 1.740051086 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.833333334' to each side of the equation. -1.833333334 + 1.833333334 + x = 1.740051086 + 1.833333334 Combine like terms: -1.833333334 + 1.833333334 = 0.000000000 0.000000000 + x = 1.740051086 + 1.833333334 x = 1.740051086 + 1.833333334 Combine like terms: 1.740051086 + 1.833333334 = 3.57338442 x = 3.57338442 Simplifying x = 3.57338442

Subproblem 2

x + -1.833333334 = -1.740051086 Simplifying x + -1.833333334 = -1.740051086 Reorder the terms: -1.833333334 + x = -1.740051086 Solving -1.833333334 + x = -1.740051086 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.833333334' to each side of the equation. -1.833333334 + 1.833333334 + x = -1.740051086 + 1.833333334 Combine like terms: -1.833333334 + 1.833333334 = 0.000000000 0.000000000 + x = -1.740051086 + 1.833333334 x = -1.740051086 + 1.833333334 Combine like terms: -1.740051086 + 1.833333334 = 0.093282248 x = 0.093282248 Simplifying x = 0.093282248

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.57338442, 0.093282248}

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