2u^2+13u+11=0

Solution for 2u^2+13u+11=0 equation:

Simplifying
2u2 + 13u + 11 = 0

Reorder the terms:
11 + 13u + 2u2 = 0

Solving
11 + 13u + 2u2 = 0

Solving for variable 'u'.

Factor a trinomial.
(11 + 2u)(1 + u) = 0

Subproblem 1
Set the factor '(11 + 2u)' equal to zero and attempt to solve:

Simplifying
11 + 2u = 0

Solving
11 + 2u = 0

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

Add '-11' to each side of the equation.
11 + -11 + 2u = 0 + -11

Combine like terms: 11 + -11 = 0
0 + 2u = 0 + -11
2u = 0 + -11

Combine like terms: 0 + -11 = -11
2u = -11

Divide each side by '2'.
u = -5.5

Simplifying
u = -5.5
Subproblem 2
Set the factor '(1 + u)' equal to zero and attempt to solve:

Simplifying
1 + u = 0

Solving
1 + u = 0

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

Add '-1' to each side of the equation.
1 + -1 + u = 0 + -1

Combine like terms: 1 + -1 = 0
0 + u = 0 + -1
u = 0 + -1

Combine like terms: 0 + -1 = -1
u = -1

Simplifying
u = -1
Solution
u = {-5.5, -1}