(x-2)(4x+2)=0

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Solution for (x-2)(4x+2)=0 equation: 


Simplifying
(x + -2)(4x + 2) = 0

Reorder the terms:
(-2 + x)(4x + 2) = 0

Reorder the terms:
(-2 + x)(2 + 4x) = 0

Multiply (-2 + x) * (2 + 4x)
(-2(2 + 4x) + x(2 + 4x)) = 0
((2 * -2 + 4x * -2) + x(2 + 4x)) = 0
((-4 + -8x) + x(2 + 4x)) = 0
(-4 + -8x + (2 * x + 4x * x)) = 0
(-4 + -8x + (2x + 4x2)) = 0

Combine like terms: -8x + 2x = -6x
(-4 + -6x + 4x2) = 0

Solving
-4 + -6x + 4x2 = 0

Solving for variable 'x'.

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

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

Ignore the factor 2.

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

Simplifying
-1 + -2x = 0

Solving
-1 + -2x = 0

Move all terms containing x to the left, all other terms to the right.

Add '1' to each side of the equation.
-1 + 1 + -2x = 0 + 1

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

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

Divide each side by '-2'.
x = -0.5

Simplifying
x = -0.5

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 = {-0.5, 2}

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