20a^2+18a=

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Solution for 20a^2+18a= equation:


Simplifying
20a2 + 18a = 0

Reorder the terms:
18a + 20a2 = 0

Solving
18a + 20a2 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '2a'.
2a(9 + 10a) = 0

Ignore the factor 2.

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 + 10a)' equal to zero and attempt to solve: Simplifying 9 + 10a = 0 Solving 9 + 10a = 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 + 10a = 0 + -9 Combine like terms: 9 + -9 = 0 0 + 10a = 0 + -9 10a = 0 + -9 Combine like terms: 0 + -9 = -9 10a = -9 Divide each side by '10'. a = -0.9 Simplifying a = -0.9

Solution

a = {0, -0.9}

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