20a^2-25a=0

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Solution for 20a^2-25a=0 equation:


Simplifying
20a2 + -25a = 0

Reorder the terms:
-25a + 20a2 = 0

Solving
-25a + 20a2 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '5a'.
5a(-5 + 4a) = 0

Ignore the factor 5.

Subproblem 1

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

Subproblem 2

Set the factor '(-5 + 4a)' equal to zero and attempt to solve: Simplifying -5 + 4a = 0 Solving -5 + 4a = 0 Move all terms containing a to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + 4a = 0 + 5 Combine like terms: -5 + 5 = 0 0 + 4a = 0 + 5 4a = 0 + 5 Combine like terms: 0 + 5 = 5 4a = 5 Divide each side by '4'. a = 1.25 Simplifying a = 1.25

Solution

a = {0, 1.25}

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