(2x-3)(3x+4)=5x-6

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Solution for (2x-3)(3x+4)=5x-6 equation:


Simplifying
(2x + -3)(3x + 4) = 5x + -6

Reorder the terms:
(-3 + 2x)(3x + 4) = 5x + -6

Reorder the terms:
(-3 + 2x)(4 + 3x) = 5x + -6

Multiply (-3 + 2x) * (4 + 3x)
(-3(4 + 3x) + 2x * (4 + 3x)) = 5x + -6
((4 * -3 + 3x * -3) + 2x * (4 + 3x)) = 5x + -6
((-12 + -9x) + 2x * (4 + 3x)) = 5x + -6
(-12 + -9x + (4 * 2x + 3x * 2x)) = 5x + -6
(-12 + -9x + (8x + 6x2)) = 5x + -6

Combine like terms: -9x + 8x = -1x
(-12 + -1x + 6x2) = 5x + -6

Reorder the terms:
-12 + -1x + 6x2 = -6 + 5x

Solving
-12 + -1x + 6x2 = -6 + 5x

Solving for variable 'x'.

Reorder the terms:
-12 + 6 + -1x + -5x + 6x2 = -6 + 5x + 6 + -5x

Combine like terms: -12 + 6 = -6
-6 + -1x + -5x + 6x2 = -6 + 5x + 6 + -5x

Combine like terms: -1x + -5x = -6x
-6 + -6x + 6x2 = -6 + 5x + 6 + -5x

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

Combine like terms: -6 + 6 = 0
-6 + -6x + 6x2 = 0 + 5x + -5x
-6 + -6x + 6x2 = 5x + -5x

Combine like terms: 5x + -5x = 0
-6 + -6x + 6x2 = 0

Factor out the Greatest Common Factor (GCF), '6'.
6(-1 + -1x + x2) = 0

Ignore the factor 6.

Subproblem 1

Set the factor '(-1 + -1x + x2)' equal to zero and attempt to solve: Simplifying -1 + -1x + x2 = 0 Solving -1 + -1x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '1' to each side of the equation. -1 + -1x + 1 + x2 = 0 + 1 Reorder the terms: -1 + 1 + -1x + x2 = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -1x + x2 = 0 + 1 -1x + x2 = 0 + 1 Combine like terms: 0 + 1 = 1 -1x + x2 = 1 The x term is -1x. Take half its coefficient (-0.5). Square it (0.25) and add it to both sides. Add '0.25' to each side of the equation. -1x + 0.25 + x2 = 1 + 0.25 Reorder the terms: 0.25 + -1x + x2 = 1 + 0.25 Combine like terms: 1 + 0.25 = 1.25 0.25 + -1x + x2 = 1.25 Factor a perfect square on the left side: (x + -0.5)(x + -0.5) = 1.25 Calculate the square root of the right side: 1.118033989 Break this problem into two subproblems by setting (x + -0.5) equal to 1.118033989 and -1.118033989.

Subproblem 1

x + -0.5 = 1.118033989 Simplifying x + -0.5 = 1.118033989 Reorder the terms: -0.5 + x = 1.118033989 Solving -0.5 + x = 1.118033989 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.5' to each side of the equation. -0.5 + 0.5 + x = 1.118033989 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + x = 1.118033989 + 0.5 x = 1.118033989 + 0.5 Combine like terms: 1.118033989 + 0.5 = 1.618033989 x = 1.618033989 Simplifying x = 1.618033989

Subproblem 2

x + -0.5 = -1.118033989 Simplifying x + -0.5 = -1.118033989 Reorder the terms: -0.5 + x = -1.118033989 Solving -0.5 + x = -1.118033989 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.5' to each side of the equation. -0.5 + 0.5 + x = -1.118033989 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + x = -1.118033989 + 0.5 x = -1.118033989 + 0.5 Combine like terms: -1.118033989 + 0.5 = -0.618033989 x = -0.618033989 Simplifying x = -0.618033989

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.618033989, -0.618033989}

Solution

x = {1.618033989, -0.618033989}

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