14x-2=3x(2x-4)

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Solution for 14x-2=3x(2x-4) equation:


Simplifying
14x + -2 = 3x(2x + -4)

Reorder the terms:
-2 + 14x = 3x(2x + -4)

Reorder the terms:
-2 + 14x = 3x(-4 + 2x)
-2 + 14x = (-4 * 3x + 2x * 3x)
-2 + 14x = (-12x + 6x2)

Solving
-2 + 14x = -12x + 6x2

Solving for variable 'x'.

Combine like terms: 14x + 12x = 26x
-2 + 26x + -6x2 = -12x + 6x2 + 12x + -6x2

Reorder the terms:
-2 + 26x + -6x2 = -12x + 12x + 6x2 + -6x2

Combine like terms: -12x + 12x = 0
-2 + 26x + -6x2 = 0 + 6x2 + -6x2
-2 + 26x + -6x2 = 6x2 + -6x2

Combine like terms: 6x2 + -6x2 = 0
-2 + 26x + -6x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-1 + 13x + -3x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-1 + 13x + -3x2)' equal to zero and attempt to solve: Simplifying -1 + 13x + -3x2 = 0 Solving -1 + 13x + -3x2 = 0 Begin completing the square. Divide all terms by -3 the coefficient of the squared term: Divide each side by '-3'. 0.3333333333 + -4.333333333x + x2 = 0 Move the constant term to the right: Add '-0.3333333333' to each side of the equation. 0.3333333333 + -4.333333333x + -0.3333333333 + x2 = 0 + -0.3333333333 Reorder the terms: 0.3333333333 + -0.3333333333 + -4.333333333x + x2 = 0 + -0.3333333333 Combine like terms: 0.3333333333 + -0.3333333333 = 0.0000000000 0.0000000000 + -4.333333333x + x2 = 0 + -0.3333333333 -4.333333333x + x2 = 0 + -0.3333333333 Combine like terms: 0 + -0.3333333333 = -0.3333333333 -4.333333333x + x2 = -0.3333333333 The x term is -4.333333333x. Take half its coefficient (-2.166666667). Square it (4.694444446) and add it to both sides. Add '4.694444446' to each side of the equation. -4.333333333x + 4.694444446 + x2 = -0.3333333333 + 4.694444446 Reorder the terms: 4.694444446 + -4.333333333x + x2 = -0.3333333333 + 4.694444446 Combine like terms: -0.3333333333 + 4.694444446 = 4.3611111127 4.694444446 + -4.333333333x + x2 = 4.3611111127 Factor a perfect square on the left side: (x + -2.166666667)(x + -2.166666667) = 4.3611111127 Calculate the square root of the right side: 2.088327348 Break this problem into two subproblems by setting (x + -2.166666667) equal to 2.088327348 and -2.088327348.

Subproblem 1

x + -2.166666667 = 2.088327348 Simplifying x + -2.166666667 = 2.088327348 Reorder the terms: -2.166666667 + x = 2.088327348 Solving -2.166666667 + x = 2.088327348 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.166666667' to each side of the equation. -2.166666667 + 2.166666667 + x = 2.088327348 + 2.166666667 Combine like terms: -2.166666667 + 2.166666667 = 0.000000000 0.000000000 + x = 2.088327348 + 2.166666667 x = 2.088327348 + 2.166666667 Combine like terms: 2.088327348 + 2.166666667 = 4.254994015 x = 4.254994015 Simplifying x = 4.254994015

Subproblem 2

x + -2.166666667 = -2.088327348 Simplifying x + -2.166666667 = -2.088327348 Reorder the terms: -2.166666667 + x = -2.088327348 Solving -2.166666667 + x = -2.088327348 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.166666667' to each side of the equation. -2.166666667 + 2.166666667 + x = -2.088327348 + 2.166666667 Combine like terms: -2.166666667 + 2.166666667 = 0.000000000 0.000000000 + x = -2.088327348 + 2.166666667 x = -2.088327348 + 2.166666667 Combine like terms: -2.088327348 + 2.166666667 = 0.078339319 x = 0.078339319 Simplifying x = 0.078339319

Solution

The solution to the problem is based on the solutions from the subproblems. x = {4.254994015, 0.078339319}

Solution

x = {4.254994015, 0.078339319}

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