x^2-x-2=2x-2

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Solution for x^2-x-2=2x-2 equation:


Simplifying
x2 + -1x + -2 = 2x + -2

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

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

Add '2' to each side of the equation.
-2 + -1x + 2 + x2 = -2 + 2 + 2x

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

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

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

Solving
-1x + x2 = 2x

Solving for variable 'x'.

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

Combine like terms: -1x + -2x = -3x
-3x + x2 = 2x + -2x

Combine like terms: 2x + -2x = 0
-3x + x2 = 0

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

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(-3 + x)' equal to zero and attempt to solve: Simplifying -3 + x = 0 Solving -3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + x = 0 + 3 x = 0 + 3 Combine like terms: 0 + 3 = 3 x = 3 Simplifying x = 3

Solution

x = {0, 3}

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