(t+5)(t+5)=0

Solution for (t+5)(t+5)=0 equation:

Simplifying
(t + 5)(t + 5) = 0

Reorder the terms:
(5 + t)(t + 5) = 0

Reorder the terms:
(5 + t)(5 + t) = 0

Multiply (5 + t) * (5 + t)
(5(5 + t) + t(5 + t)) = 0
((5 * 5 + t * 5) + t(5 + t)) = 0
((25 + 5t) + t(5 + t)) = 0
(25 + 5t + (5 * t + t * t)) = 0
(25 + 5t + (5t + t2)) = 0

Combine like terms: 5t + 5t = 10t
(25 + 10t + t2) = 0

Solving
25 + 10t + t2 = 0

Solving for variable 't'.

Factor a trinomial.
(5 + t)(5 + t) = 0

Subproblem 1
Set the factor '(5 + t)' equal to zero and attempt to solve:

Simplifying
5 + t = 0

Solving
5 + t = 0

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

Add '-5' to each side of the equation.
5 + -5 + t = 0 + -5

Combine like terms: 5 + -5 = 0
0 + t = 0 + -5
t = 0 + -5

Combine like terms: 0 + -5 = -5
t = -5

Simplifying
t = -5
Subproblem 2
Set the factor '(5 + t)' equal to zero and attempt to solve:

Simplifying
5 + t = 0

Solving
5 + t = 0

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

Add '-5' to each side of the equation.
5 + -5 + t = 0 + -5

Combine like terms: 5 + -5 = 0
0 + t = 0 + -5
t = 0 + -5

Combine like terms: 0 + -5 = -5
t = -5

Simplifying
t = -5
Solution
t = {-5, -5}