t^2+16t=64

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Solution for t^2+16t=64 equation:


Simplifying
t2 + 16t = 64

Reorder the terms:
16t + t2 = 64

Solving
16t + t2 = 64

Solving for variable 't'.

Reorder the terms:
-64 + 16t + t2 = 64 + -64

Combine like terms: 64 + -64 = 0
-64 + 16t + t2 = 0

Begin completing the square.

Move the constant term to the right:

Add '64' to each side of the equation.
-64 + 16t + 64 + t2 = 0 + 64

Reorder the terms:
-64 + 64 + 16t + t2 = 0 + 64

Combine like terms: -64 + 64 = 0
0 + 16t + t2 = 0 + 64
16t + t2 = 0 + 64

Combine like terms: 0 + 64 = 64
16t + t2 = 64

The t term is 16t.  Take half its coefficient (8).
Square it (64) and add it to both sides.

Add '64' to each side of the equation.
16t + 64 + t2 = 64 + 64

Reorder the terms:
64 + 16t + t2 = 64 + 64

Combine like terms: 64 + 64 = 128
64 + 16t + t2 = 128

Factor a perfect square on the left side:
(t + 8)(t + 8) = 128

Calculate the square root of the right side: 11.313708499

Break this problem into two subproblems by setting 
(t + 8) equal to 11.313708499 and -11.313708499.

Subproblem 1

t + 8 = 11.313708499 Simplifying t + 8 = 11.313708499 Reorder the terms: 8 + t = 11.313708499 Solving 8 + t = 11.313708499 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + t = 11.313708499 + -8 Combine like terms: 8 + -8 = 0 0 + t = 11.313708499 + -8 t = 11.313708499 + -8 Combine like terms: 11.313708499 + -8 = 3.313708499 t = 3.313708499 Simplifying t = 3.313708499

Subproblem 2

t + 8 = -11.313708499 Simplifying t + 8 = -11.313708499 Reorder the terms: 8 + t = -11.313708499 Solving 8 + t = -11.313708499 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + t = -11.313708499 + -8 Combine like terms: 8 + -8 = 0 0 + t = -11.313708499 + -8 t = -11.313708499 + -8 Combine like terms: -11.313708499 + -8 = -19.313708499 t = -19.313708499 Simplifying t = -19.313708499

Solution

The solution to the problem is based on the solutions from the subproblems. t = {3.313708499, -19.313708499}

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