3a^2-24=6a

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Solution for 3a^2-24=6a equation:


Simplifying
3a2 + -24 = 6a

Reorder the terms:
-24 + 3a2 = 6a

Solving
-24 + 3a2 = 6a

Solving for variable 'a'.

Reorder the terms:
-24 + -6a + 3a2 = 6a + -6a

Combine like terms: 6a + -6a = 0
-24 + -6a + 3a2 = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(-8 + -2a + a2) = 0

Factor a trinomial.
3((-2 + -1a)(4 + -1a)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-2 + -1a)' equal to zero and attempt to solve: Simplifying -2 + -1a = 0 Solving -2 + -1a = 0 Move all terms containing a to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -1a = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1a = 0 + 2 -1a = 0 + 2 Combine like terms: 0 + 2 = 2 -1a = 2 Divide each side by '-1'. a = -2 Simplifying a = -2

Subproblem 2

Set the factor '(4 + -1a)' equal to zero and attempt to solve: Simplifying 4 + -1a = 0 Solving 4 + -1a = 0 Move all terms containing a to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1a = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1a = 0 + -4 -1a = 0 + -4 Combine like terms: 0 + -4 = -4 -1a = -4 Divide each side by '-1'. a = 4 Simplifying a = 4

Solution

a = {-2, 4}

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