2x(x-2)+x(x+1)=0

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Solution for 2x(x-2)+x(x+1)=0 equation:


Simplifying
2x(x + -2) + x(x + 1) = 0

Reorder the terms:
2x(-2 + x) + x(x + 1) = 0
(-2 * 2x + x * 2x) + x(x + 1) = 0
(-4x + 2x2) + x(x + 1) = 0

Reorder the terms:
-4x + 2x2 + x(1 + x) = 0
-4x + 2x2 + (1 * x + x * x) = 0
-4x + 2x2 + (1x + x2) = 0

Reorder the terms:
-4x + 1x + 2x2 + x2 = 0

Combine like terms: -4x + 1x = -3x
-3x + 2x2 + x2 = 0

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

Solving
-3x + 3x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3x'.
3x(-1 + x) = 0

Ignore the factor 3.

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 '(-1 + x)' equal to zero and attempt to solve: Simplifying -1 + x = 0 Solving -1 + x = 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 + x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + x = 0 + 1 x = 0 + 1 Combine like terms: 0 + 1 = 1 x = 1 Simplifying x = 1

Solution

x = {0, 1}

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