y^2-4y=2y-y^2

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Solution for y^2-4y=2y-y^2 equation:


Simplifying
y2 + -4y = 2y + -1y2

Reorder the terms:
-4y + y2 = 2y + -1y2

Solving
-4y + y2 = 2y + -1y2

Solving for variable 'y'.

Reorder the terms:
-4y + -2y + y2 + y2 = 2y + -1y2 + -2y + y2

Combine like terms: -4y + -2y = -6y
-6y + y2 + y2 = 2y + -1y2 + -2y + y2

Combine like terms: y2 + y2 = 2y2
-6y + 2y2 = 2y + -1y2 + -2y + y2

Reorder the terms:
-6y + 2y2 = 2y + -2y + -1y2 + y2

Combine like terms: 2y + -2y = 0
-6y + 2y2 = 0 + -1y2 + y2
-6y + 2y2 = -1y2 + y2

Combine like terms: -1y2 + y2 = 0
-6y + 2y2 = 0

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

Ignore the factor 2.

Subproblem 1

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

Subproblem 2

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

Solution

y = {0, 3}

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