a^2+13a-68=0

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Solution for a^2+13a-68=0 equation:


Simplifying
a2 + 13a + -68 = 0

Reorder the terms:
-68 + 13a + a2 = 0

Solving
-68 + 13a + a2 = 0

Solving for variable 'a'.

Factor a trinomial.
(-17 + -1a)(4 + -1a) = 0

Subproblem 1

Set the factor '(-17 + -1a)' equal to zero and attempt to solve: Simplifying -17 + -1a = 0 Solving -17 + -1a = 0 Move all terms containing a to the left, all other terms to the right. Add '17' to each side of the equation. -17 + 17 + -1a = 0 + 17 Combine like terms: -17 + 17 = 0 0 + -1a = 0 + 17 -1a = 0 + 17 Combine like terms: 0 + 17 = 17 -1a = 17 Divide each side by '-1'. a = -17 Simplifying a = -17

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 = {-17, 4}

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