16t^2-80t+80=0

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Solution for 16t^2-80t+80=0 equation: 


Simplifying
16t2 + -80t + 80 = 0

Reorder the terms:
80 + -80t + 16t2 = 0

Solving
80 + -80t + 16t2 = 0

Solving for variable 't'.

Factor out the Greatest Common Factor (GCF), '16'.
16(5 + -5t + t2) = 0

Ignore the factor 16.

Subproblem 1
Set the factor '(5 + -5t + t2)' equal to zero and attempt to solve:

Simplifying
5 + -5t + t2 = 0

Solving
5 + -5t + t2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-5' to each side of the equation.
5 + -5t + -5 + t2 = 0 + -5

Reorder the terms:
5 + -5 + -5t + t2 = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -5t + t2 = 0 + -5
-5t + t2 = 0 + -5

Combine like terms: 0 + -5 = -5
-5t + t2 = -5

The t term is -5t.  Take half its coefficient (-2.5).
Square it (6.25) and add it to both sides.

Add '6.25' to each side of the equation.
-5t + 6.25 + t2 = -5 + 6.25

Reorder the terms:
6.25 + -5t + t2 = -5 + 6.25

Combine like terms: -5 + 6.25 = 1.25
6.25 + -5t + t2 = 1.25

Factor a perfect square on the left side:
(t + -2.5)(t + -2.5) = 1.25

Calculate the square root of the right side: 1.118033989

Break this problem into two subproblems by setting 
(t + -2.5) equal to 1.118033989 and -1.118033989.


Subproblem 1
t + -2.5 = 1.118033989

Simplifying
t + -2.5 = 1.118033989

Reorder the terms:
-2.5 + t = 1.118033989

Solving
-2.5 + t = 1.118033989

Solving for variable 't'.

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

Add '2.5' to each side of the equation.
-2.5 + 2.5 + t = 1.118033989 + 2.5

Combine like terms: -2.5 + 2.5 = 0.0
0.0 + t = 1.118033989 + 2.5
t = 1.118033989 + 2.5

Combine like terms: 1.118033989 + 2.5 = 3.618033989
t = 3.618033989

Simplifying
t = 3.618033989


Subproblem 2
t + -2.5 = -1.118033989

Simplifying
t + -2.5 = -1.118033989

Reorder the terms:
-2.5 + t = -1.118033989

Solving
-2.5 + t = -1.118033989

Solving for variable 't'.

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

Add '2.5' to each side of the equation.
-2.5 + 2.5 + t = -1.118033989 + 2.5

Combine like terms: -2.5 + 2.5 = 0.0
0.0 + t = -1.118033989 + 2.5
t = -1.118033989 + 2.5

Combine like terms: -1.118033989 + 2.5 = 1.381966011
t = 1.381966011

Simplifying
t = 1.381966011


Solution
The solution to the problem is based on the solutions
from the subproblems.
t = {3.618033989, 1.381966011}
Solution
t = {3.618033989, 1.381966011}

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