13s+s^2+30=0

Solution for 13s+s^2+30=0 equation:

Simplifying
13s + s2 + 30 = 0

Reorder the terms:
30 + 13s + s2 = 0

Solving
30 + 13s + s2 = 0

Solving for variable 's'.

Factor a trinomial.
(10 + s)(3 + s) = 0

Subproblem 1
Set the factor '(10 + s)' equal to zero and attempt to solve:

Simplifying
10 + s = 0

Solving
10 + s = 0

Move all terms containing s to the left, all other terms to the right.

Add '-10' to each side of the equation.
10 + -10 + s = 0 + -10

Combine like terms: 10 + -10 = 0
0 + s = 0 + -10
s = 0 + -10

Combine like terms: 0 + -10 = -10
s = -10

Simplifying
s = -10
Subproblem 2
Set the factor '(3 + s)' equal to zero and attempt to solve:

Simplifying
3 + s = 0

Solving
3 + s = 0

Move all terms containing s to the left, all other terms to the right.

Add '-3' to each side of the equation.
3 + -3 + s = 0 + -3

Combine like terms: 3 + -3 = 0
0 + s = 0 + -3
s = 0 + -3

Combine like terms: 0 + -3 = -3
s = -3

Simplifying
s = -3
Solution
s = {-10, -3}