q^2-4q=0

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Solution for q^2-4q=0 equation:


Simplifying
q2 + -4q = 0

Reorder the terms:
-4q + q2 = 0

Solving
-4q + q2 = 0

Solving for variable 'q'.

Factor out the Greatest Common Factor (GCF), 'q'.
q(-4 + q) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(-4 + q)' equal to zero and attempt to solve: Simplifying -4 + q = 0 Solving -4 + q = 0 Move all terms containing q to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + q = 0 + 4 Combine like terms: -4 + 4 = 0 0 + q = 0 + 4 q = 0 + 4 Combine like terms: 0 + 4 = 4 q = 4 Simplifying q = 4

Solution

q = {0, 4}

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