0=16t^2-17t-217

Simple and best practice solution for 0=16t^2-17t-217 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 0=16t^2-17t-217 equation:


Simplifying
0 = 16t2 + -17t + -217

Reorder the terms:
0 = -217 + -17t + 16t2

Solving
0 = -217 + -17t + 16t2

Solving for variable 't'.

Combine like terms: 0 + 217 = 217
217 + 17t + -16t2 = -217 + -17t + 16t2 + 217 + 17t + -16t2

Reorder the terms:
217 + 17t + -16t2 = -217 + 217 + -17t + 17t + 16t2 + -16t2

Combine like terms: -217 + 217 = 0
217 + 17t + -16t2 = 0 + -17t + 17t + 16t2 + -16t2
217 + 17t + -16t2 = -17t + 17t + 16t2 + -16t2

Combine like terms: -17t + 17t = 0
217 + 17t + -16t2 = 0 + 16t2 + -16t2
217 + 17t + -16t2 = 16t2 + -16t2

Combine like terms: 16t2 + -16t2 = 0
217 + 17t + -16t2 = 0

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

Divide each side by '-16'.
-13.5625 + -1.0625t + t2 = 0

Move the constant term to the right:

Add '13.5625' to each side of the equation.
-13.5625 + -1.0625t + 13.5625 + t2 = 0 + 13.5625

Reorder the terms:
-13.5625 + 13.5625 + -1.0625t + t2 = 0 + 13.5625

Combine like terms: -13.5625 + 13.5625 = 0.0000
0.0000 + -1.0625t + t2 = 0 + 13.5625
-1.0625t + t2 = 0 + 13.5625

Combine like terms: 0 + 13.5625 = 13.5625
-1.0625t + t2 = 13.5625

The t term is -1.0625t.  Take half its coefficient (-0.53125).
Square it (0.2822265625) and add it to both sides.

Add '0.2822265625' to each side of the equation.
-1.0625t + 0.2822265625 + t2 = 13.5625 + 0.2822265625

Reorder the terms:
0.2822265625 + -1.0625t + t2 = 13.5625 + 0.2822265625

Combine like terms: 13.5625 + 0.2822265625 = 13.8447265625
0.2822265625 + -1.0625t + t2 = 13.8447265625

Factor a perfect square on the left side:
(t + -0.53125)(t + -0.53125) = 13.8447265625

Calculate the square root of the right side: 3.720850247

Break this problem into two subproblems by setting 
(t + -0.53125) equal to 3.720850247 and -3.720850247.

Subproblem 1

t + -0.53125 = 3.720850247 Simplifying t + -0.53125 = 3.720850247 Reorder the terms: -0.53125 + t = 3.720850247 Solving -0.53125 + t = 3.720850247 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '0.53125' to each side of the equation. -0.53125 + 0.53125 + t = 3.720850247 + 0.53125 Combine like terms: -0.53125 + 0.53125 = 0.00000 0.00000 + t = 3.720850247 + 0.53125 t = 3.720850247 + 0.53125 Combine like terms: 3.720850247 + 0.53125 = 4.252100247 t = 4.252100247 Simplifying t = 4.252100247

Subproblem 2

t + -0.53125 = -3.720850247 Simplifying t + -0.53125 = -3.720850247 Reorder the terms: -0.53125 + t = -3.720850247 Solving -0.53125 + t = -3.720850247 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '0.53125' to each side of the equation. -0.53125 + 0.53125 + t = -3.720850247 + 0.53125 Combine like terms: -0.53125 + 0.53125 = 0.00000 0.00000 + t = -3.720850247 + 0.53125 t = -3.720850247 + 0.53125 Combine like terms: -3.720850247 + 0.53125 = -3.189600247 t = -3.189600247 Simplifying t = -3.189600247

Solution

The solution to the problem is based on the solutions from the subproblems. t = {4.252100247, -3.189600247}

See similar equations:

| 5x+3=x+349 | | 5z+5z+4z+3z+3z=540 | | x+6-2x=2x-8 | | 9z+z=6z-5-3z | | 4(x+1)=5x-2x+4 | | -x-4=2x+5 | | 66a-8a+7a-57a+11a=95 | | x-1=(4(x+2)) | | 5s-2s-2s+s-2=54 | | 0=5t^2+5t-25 | | 3r^2+375=0 | | x+5+14=180 | | 5(x-2)-4(5x-1)=-16(x+1)+5 | | 8x=15x-63 | | x-3=4(x+2) | | 13=16t^2-27t-3 | | ln(x/2.25)=.9 | | 35+65+2x=180 | | -10+0.25x=-53 | | 0.5=3-6T | | 35+65+2x=80 | | 2x-y=182 | | 2=3-6T | | 1=3-6T | | 4w+6x+15y+5w+8x+10y= | | 10x-12=6x-1 | | 5/9=20/28 | | 5x+y=398 | | 5n-10=3n+50 | | -10(s+3)=-83 | | 5x+13=92-10x | | 225=-5x+5(-7x+5) |

Equations solver categories