-16t^2+36t+448=0

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Solution for -16t^2+36t+448=0 equation: 


Simplifying
-16t2 + 36t + 448 = 0

Reorder the terms:
448 + 36t + -16t2 = 0

Solving
448 + 36t + -16t2 = 0

Solving for variable 't'.

Factor out the Greatest Common Factor (GCF), '4'.
4(112 + 9t + -4t2) = 0

Ignore the factor 4.

Subproblem 1
Set the factor '(112 + 9t + -4t2)' equal to zero and attempt to solve:

Simplifying
112 + 9t + -4t2 = 0

Solving
112 + 9t + -4t2 = 0

Begin completing the square.  Divide all terms by
-4 the coefficient of the squared term: 

Divide each side by '-4'.
-28 + -2.25t + t2 = 0

Move the constant term to the right:

Add '28' to each side of the equation.
-28 + -2.25t + 28 + t2 = 0 + 28

Reorder the terms:
-28 + 28 + -2.25t + t2 = 0 + 28

Combine like terms: -28 + 28 = 0
0 + -2.25t + t2 = 0 + 28
-2.25t + t2 = 0 + 28

Combine like terms: 0 + 28 = 28
-2.25t + t2 = 28

The t term is -2.25t.  Take half its coefficient (-1.125).
Square it (1.265625) and add it to both sides.

Add '1.265625' to each side of the equation.
-2.25t + 1.265625 + t2 = 28 + 1.265625

Reorder the terms:
1.265625 + -2.25t + t2 = 28 + 1.265625

Combine like terms: 28 + 1.265625 = 29.265625
1.265625 + -2.25t + t2 = 29.265625

Factor a perfect square on the left side:
(t + -1.125)(t + -1.125) = 29.265625

Calculate the square root of the right side: 5.409771252

Break this problem into two subproblems by setting 
(t + -1.125) equal to 5.409771252 and -5.409771252.


Subproblem 1
t + -1.125 = 5.409771252

Simplifying
t + -1.125 = 5.409771252

Reorder the terms:
-1.125 + t = 5.409771252

Solving
-1.125 + t = 5.409771252

Solving for variable 't'.

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

Add '1.125' to each side of the equation.
-1.125 + 1.125 + t = 5.409771252 + 1.125

Combine like terms: -1.125 + 1.125 = 0.000
0.000 + t = 5.409771252 + 1.125
t = 5.409771252 + 1.125

Combine like terms: 5.409771252 + 1.125 = 6.534771252
t = 6.534771252

Simplifying
t = 6.534771252


Subproblem 2
t + -1.125 = -5.409771252

Simplifying
t + -1.125 = -5.409771252

Reorder the terms:
-1.125 + t = -5.409771252

Solving
-1.125 + t = -5.409771252

Solving for variable 't'.

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

Add '1.125' to each side of the equation.
-1.125 + 1.125 + t = -5.409771252 + 1.125

Combine like terms: -1.125 + 1.125 = 0.000
0.000 + t = -5.409771252 + 1.125
t = -5.409771252 + 1.125

Combine like terms: -5.409771252 + 1.125 = -4.284771252
t = -4.284771252

Simplifying
t = -4.284771252


Solution
The solution to the problem is based on the solutions
from the subproblems.
t = {6.534771252, -4.284771252}
Solution
t = {6.534771252, -4.284771252}

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