(9a^3)-(15a^2)=0

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Solution for (9a^3)-(15a^2)=0 equation:


Simplifying
(9a3) + -1(15a2) = 0

Remove parenthesis around (15a2)
(9a3) + -1 * 15a2 = 0

Multiply -1 * 15
(9a3) + -15a2 = 0

Reorder the terms:
-15a2 + (9a3) = 0

Solving
-15a2 + (9a3) = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '3a2'.
3a2(-5 + (3a)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor 'a2' equal to zero and attempt to solve: Simplifying a2 = 0 Solving a2 = 0 Move all terms containing a to the left, all other terms to the right. Simplifying a2 = 0 Take the square root of each side: a = {0}

Subproblem 2

Set the factor '(-5 + (3a))' equal to zero and attempt to solve: Simplifying -5 + (3a) = 0 Solving -5 + (3a) = 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 + (3a) = 0 + 5 Combine like terms: -5 + 5 = 0 0 + (3a) = 0 + 5 (3a) = 0 + 5 Combine like terms: 0 + 5 = 5 (3a) = 5 Divide each side by '3'. a = 1.666666667 Simplifying a = 1.666666667

Solution

a = {0, 1.666666667}

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