2a^2=9a

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Solution for 2a^2=9a equation:


Simplifying
2a2 = 9a

Solving
2a2 = 9a

Solving for variable 'a'.

Reorder the terms:
-9a + 2a2 = 9a + -9a

Combine like terms: 9a + -9a = 0
-9a + 2a2 = 0

Factor out the Greatest Common Factor (GCF), 'a'.
a(-9 + 2a) = 0

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 '(-9 + 2a)' equal to zero and attempt to solve: Simplifying -9 + 2a = 0 Solving -9 + 2a = 0 Move all terms containing a to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + 2a = 0 + 9 Combine like terms: -9 + 9 = 0 0 + 2a = 0 + 9 2a = 0 + 9 Combine like terms: 0 + 9 = 9 2a = 9 Divide each side by '2'. a = 4.5 Simplifying a = 4.5

Solution

a = {0, 4.5}

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