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

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


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

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

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

Multiply (-2 + x) * (-3 + 2x)
(-2(-3 + 2x) + x(-3 + 2x)) = (x + -2)(x + 1)
((-3 * -2 + 2x * -2) + x(-3 + 2x)) = (x + -2)(x + 1)
((6 + -4x) + x(-3 + 2x)) = (x + -2)(x + 1)
(6 + -4x + (-3 * x + 2x * x)) = (x + -2)(x + 1)
(6 + -4x + (-3x + 2x2)) = (x + -2)(x + 1)

Combine like terms: -4x + -3x = -7x
(6 + -7x + 2x2) = (x + -2)(x + 1)

Reorder the terms:
6 + -7x + 2x2 = (-2 + x)(x + 1)

Reorder the terms:
6 + -7x + 2x2 = (-2 + x)(1 + x)

Multiply (-2 + x) * (1 + x)
6 + -7x + 2x2 = (-2(1 + x) + x(1 + x))
6 + -7x + 2x2 = ((1 * -2 + x * -2) + x(1 + x))
6 + -7x + 2x2 = ((-2 + -2x) + x(1 + x))
6 + -7x + 2x2 = (-2 + -2x + (1 * x + x * x))
6 + -7x + 2x2 = (-2 + -2x + (1x + x2))

Combine like terms: -2x + 1x = -1x
6 + -7x + 2x2 = (-2 + -1x + x2)

Solving
6 + -7x + 2x2 = -2 + -1x + x2

Solving for variable 'x'.

Reorder the terms:
6 + 2 + -7x + x + 2x2 + -1x2 = -2 + -1x + x2 + 2 + x + -1x2

Combine like terms: 6 + 2 = 8
8 + -7x + x + 2x2 + -1x2 = -2 + -1x + x2 + 2 + x + -1x2

Combine like terms: -7x + x = -6x
8 + -6x + 2x2 + -1x2 = -2 + -1x + x2 + 2 + x + -1x2

Combine like terms: 2x2 + -1x2 = 1x2
8 + -6x + 1x2 = -2 + -1x + x2 + 2 + x + -1x2

Reorder the terms:
8 + -6x + 1x2 = -2 + 2 + -1x + x + x2 + -1x2

Combine like terms: -2 + 2 = 0
8 + -6x + 1x2 = 0 + -1x + x + x2 + -1x2
8 + -6x + 1x2 = -1x + x + x2 + -1x2

Combine like terms: -1x + x = 0
8 + -6x + 1x2 = 0 + x2 + -1x2
8 + -6x + 1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
8 + -6x + 1x2 = 0

Factor a trinomial.
(2 + -1x)(4 + -1x) = 0

Subproblem 1

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Subproblem 2

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Solution

x = {2, 4}

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