5a^2-12=-17a

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Solution for 5a^2-12=-17a equation:


Simplifying
5a2 + -12 = -17a

Reorder the terms:
-12 + 5a2 = -17a

Solving
-12 + 5a2 = -17a

Solving for variable 'a'.

Reorder the terms:
-12 + 17a + 5a2 = -17a + 17a

Combine like terms: -17a + 17a = 0
-12 + 17a + 5a2 = 0

Factor a trinomial.
(-4 + -1a)(3 + -5a) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(3 + -5a)' equal to zero and attempt to solve: Simplifying 3 + -5a = 0 Solving 3 + -5a = 0 Move all terms containing a to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -5a = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -5a = 0 + -3 -5a = 0 + -3 Combine like terms: 0 + -3 = -3 -5a = -3 Divide each side by '-5'. a = 0.6 Simplifying a = 0.6

Solution

a = {-4, 0.6}

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