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

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


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

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

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

Multiply (6 + x) * (-2 + x)
(6(-2 + x) + x(-2 + x)) = (2x + 4)(x + -2)
((-2 * 6 + x * 6) + x(-2 + x)) = (2x + 4)(x + -2)
((-12 + 6x) + x(-2 + x)) = (2x + 4)(x + -2)
(-12 + 6x + (-2 * x + x * x)) = (2x + 4)(x + -2)
(-12 + 6x + (-2x + x2)) = (2x + 4)(x + -2)

Combine like terms: 6x + -2x = 4x
(-12 + 4x + x2) = (2x + 4)(x + -2)

Reorder the terms:
-12 + 4x + x2 = (4 + 2x)(x + -2)

Reorder the terms:
-12 + 4x + x2 = (4 + 2x)(-2 + x)

Multiply (4 + 2x) * (-2 + x)
-12 + 4x + x2 = (4(-2 + x) + 2x * (-2 + x))
-12 + 4x + x2 = ((-2 * 4 + x * 4) + 2x * (-2 + x))
-12 + 4x + x2 = ((-8 + 4x) + 2x * (-2 + x))
-12 + 4x + x2 = (-8 + 4x + (-2 * 2x + x * 2x))
-12 + 4x + x2 = (-8 + 4x + (-4x + 2x2))

Combine like terms: 4x + -4x = 0
-12 + 4x + x2 = (-8 + 0 + 2x2)
-12 + 4x + x2 = (-8 + 2x2)

Solving
-12 + 4x + x2 = -8 + 2x2

Solving for variable 'x'.

Reorder the terms:
-12 + 8 + 4x + x2 + -2x2 = -8 + 2x2 + 8 + -2x2

Combine like terms: -12 + 8 = -4
-4 + 4x + x2 + -2x2 = -8 + 2x2 + 8 + -2x2

Combine like terms: x2 + -2x2 = -1x2
-4 + 4x + -1x2 = -8 + 2x2 + 8 + -2x2

Reorder the terms:
-4 + 4x + -1x2 = -8 + 8 + 2x2 + -2x2

Combine like terms: -8 + 8 = 0
-4 + 4x + -1x2 = 0 + 2x2 + -2x2
-4 + 4x + -1x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
-4 + 4x + -1x2 = 0

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


Subproblem 1
Set the factor '(-2 + x)' equal to zero and attempt to solve:

Simplifying
-2 + x = 0

Solving
-2 + x = 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 + x = 0 + 2

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

Combine like terms: 0 + 2 = 2
x = 2

Simplifying
x = 2

Subproblem 2
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
Solution
x = {2, 2}

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