2x*(x-2)=x-(x+2)

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Solution for 2x*(x-2)=x-(x+2) equation:


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

Reorder the terms:
2x(-2 + x) = x + -1(x + 2)
(-2 * 2x + x * 2x) = x + -1(x + 2)
(-4x + 2x2) = x + -1(x + 2)

Reorder the terms:
-4x + 2x2 = x + -1(2 + x)
-4x + 2x2 = x + (2 * -1 + x * -1)
-4x + 2x2 = x + (-2 + -1x)

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

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

Solving
-4x + 2x2 = -2

Solving for variable 'x'.

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

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

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

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

Ignore the factor 2.

Subproblem 1

Set the factor '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 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 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

Subproblem 2

Set the factor '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 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 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

Solution

x = {1, 1}

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