-3a^2=-11a-130

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Solution for -3a^2=-11a-130 equation:


Simplifying
-3a2 = -11a + -130

Reorder the terms:
-3a2 = -130 + -11a

Solving
-3a2 = -130 + -11a

Solving for variable 'a'.

Reorder the terms:
130 + 11a + -3a2 = -130 + -11a + 130 + 11a

Reorder the terms:
130 + 11a + -3a2 = -130 + 130 + -11a + 11a

Combine like terms: -130 + 130 = 0
130 + 11a + -3a2 = 0 + -11a + 11a
130 + 11a + -3a2 = -11a + 11a

Combine like terms: -11a + 11a = 0
130 + 11a + -3a2 = 0

Factor a trinomial.
(26 + -3a)(5 + a) = 0

Subproblem 1

Set the factor '(26 + -3a)' equal to zero and attempt to solve: Simplifying 26 + -3a = 0 Solving 26 + -3a = 0 Move all terms containing a to the left, all other terms to the right. Add '-26' to each side of the equation. 26 + -26 + -3a = 0 + -26 Combine like terms: 26 + -26 = 0 0 + -3a = 0 + -26 -3a = 0 + -26 Combine like terms: 0 + -26 = -26 -3a = -26 Divide each side by '-3'. a = 8.666666667 Simplifying a = 8.666666667

Subproblem 2

Set the factor '(5 + a)' equal to zero and attempt to solve: Simplifying 5 + a = 0 Solving 5 + a = 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 + a = 0 + -5 Combine like terms: 5 + -5 = 0 0 + a = 0 + -5 a = 0 + -5 Combine like terms: 0 + -5 = -5 a = -5 Simplifying a = -5

Solution

a = {8.666666667, -5}

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