(-16t^2)+24t+9=18t

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Solution for (-16t^2)+24t+9=18t equation:


Simplifying
(-16t2) + 24t + 9 = 18t

Reorder the terms:
9 + 24t + (-16t2) = 18t

Solving
9 + 24t + (-16t2) = 18t

Solving for variable 't'.

Reorder the terms:
9 + 24t + -18t + (-16t2) = 18t + -18t

Combine like terms: 24t + -18t = 6t
9 + 6t + (-16t2) = 18t + -18t

Combine like terms: 18t + -18t = 0
9 + 6t + (-16t2) = 0

Begin completing the square.  Divide all terms by
-16 the coefficient of the squared term: 

Divide each side by '-16'.
-0.5625 + -0.375t + t2 = 0

Move the constant term to the right:

Add '0.5625' to each side of the equation.
-0.5625 + -0.375t + 0.5625 + t2 = 0 + 0.5625

Reorder the terms:
-0.5625 + 0.5625 + -0.375t + t2 = 0 + 0.5625

Combine like terms: -0.5625 + 0.5625 = 0.0000
0.0000 + -0.375t + t2 = 0 + 0.5625
-0.375t + t2 = 0 + 0.5625

Combine like terms: 0 + 0.5625 = 0.5625
-0.375t + t2 = 0.5625

The t term is -0.375t.  Take half its coefficient (-0.1875).
Square it (0.03515625) and add it to both sides.

Add '0.03515625' to each side of the equation.
-0.375t + 0.03515625 + t2 = 0.5625 + 0.03515625

Reorder the terms:
0.03515625 + -0.375t + t2 = 0.5625 + 0.03515625

Combine like terms: 0.5625 + 0.03515625 = 0.59765625
0.03515625 + -0.375t + t2 = 0.59765625

Factor a perfect square on the left side:
((t) + -0.1875)((t) + -0.1875) = 0.59765625

Calculate the square root of the right side: 0.773082305

Break this problem into two subproblems by setting 
((t) + -0.1875) equal to 0.773082305 and -0.773082305.

Subproblem 1

(t) + -0.1875 = 0.773082305 Simplifying (t) + -0.1875 = 0.773082305 t + -0.1875 = 0.773082305 Reorder the terms: -0.1875 + t = 0.773082305 Solving -0.1875 + t = 0.773082305 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '0.1875' to each side of the equation. -0.1875 + 0.1875 + t = 0.773082305 + 0.1875 Combine like terms: -0.1875 + 0.1875 = 0.0000 0.0000 + t = 0.773082305 + 0.1875 t = 0.773082305 + 0.1875 Combine like terms: 0.773082305 + 0.1875 = 0.960582305 t = 0.960582305 Simplifying t = 0.960582305

Subproblem 2

(t) + -0.1875 = -0.773082305 Simplifying (t) + -0.1875 = -0.773082305 t + -0.1875 = -0.773082305 Reorder the terms: -0.1875 + t = -0.773082305 Solving -0.1875 + t = -0.773082305 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '0.1875' to each side of the equation. -0.1875 + 0.1875 + t = -0.773082305 + 0.1875 Combine like terms: -0.1875 + 0.1875 = 0.0000 0.0000 + t = -0.773082305 + 0.1875 t = -0.773082305 + 0.1875 Combine like terms: -0.773082305 + 0.1875 = -0.585582305 t = -0.585582305 Simplifying t = -0.585582305

Solution

The solution to the problem is based on the solutions from the subproblems. t = {0.960582305, -0.585582305}

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