39=113t-16t^2

Simple and best practice solution for 39=113t-16t^2 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 39=113t-16t^2 equation:


Simplifying
39 = 113t + -16t2

Solving
39 = 113t + -16t2

Solving for variable 't'.

Reorder the terms:
39 + -113t + 16t2 = 113t + -113t + -16t2 + 16t2

Combine like terms: 113t + -113t = 0
39 + -113t + 16t2 = 0 + -16t2 + 16t2
39 + -113t + 16t2 = -16t2 + 16t2

Combine like terms: -16t2 + 16t2 = 0
39 + -113t + 16t2 = 0

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

Divide each side by '16'.
2.4375 + -7.0625t + t2 = 0

Move the constant term to the right:

Add '-2.4375' to each side of the equation.
2.4375 + -7.0625t + -2.4375 + t2 = 0 + -2.4375

Reorder the terms:
2.4375 + -2.4375 + -7.0625t + t2 = 0 + -2.4375

Combine like terms: 2.4375 + -2.4375 = 0.0000
0.0000 + -7.0625t + t2 = 0 + -2.4375
-7.0625t + t2 = 0 + -2.4375

Combine like terms: 0 + -2.4375 = -2.4375
-7.0625t + t2 = -2.4375

The t term is -7.0625t.  Take half its coefficient (-3.53125).
Square it (12.46972656) and add it to both sides.

Add '12.46972656' to each side of the equation.
-7.0625t + 12.46972656 + t2 = -2.4375 + 12.46972656

Reorder the terms:
12.46972656 + -7.0625t + t2 = -2.4375 + 12.46972656

Combine like terms: -2.4375 + 12.46972656 = 10.03222656
12.46972656 + -7.0625t + t2 = 10.03222656

Factor a perfect square on the left side:
(t + -3.53125)(t + -3.53125) = 10.03222656

Calculate the square root of the right side: 3.167369028

Break this problem into two subproblems by setting 
(t + -3.53125) equal to 3.167369028 and -3.167369028.

Subproblem 1

t + -3.53125 = 3.167369028 Simplifying t + -3.53125 = 3.167369028 Reorder the terms: -3.53125 + t = 3.167369028 Solving -3.53125 + t = 3.167369028 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '3.53125' to each side of the equation. -3.53125 + 3.53125 + t = 3.167369028 + 3.53125 Combine like terms: -3.53125 + 3.53125 = 0.00000 0.00000 + t = 3.167369028 + 3.53125 t = 3.167369028 + 3.53125 Combine like terms: 3.167369028 + 3.53125 = 6.698619028 t = 6.698619028 Simplifying t = 6.698619028

Subproblem 2

t + -3.53125 = -3.167369028 Simplifying t + -3.53125 = -3.167369028 Reorder the terms: -3.53125 + t = -3.167369028 Solving -3.53125 + t = -3.167369028 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '3.53125' to each side of the equation. -3.53125 + 3.53125 + t = -3.167369028 + 3.53125 Combine like terms: -3.53125 + 3.53125 = 0.00000 0.00000 + t = -3.167369028 + 3.53125 t = -3.167369028 + 3.53125 Combine like terms: -3.167369028 + 3.53125 = 0.363880972 t = 0.363880972 Simplifying t = 0.363880972

Solution

The solution to the problem is based on the solutions from the subproblems. t = {6.698619028, 0.363880972}

See similar equations:

| 5x-10-2x=8-6x | | 150=-25+5 | | 13+1x=16+.70x | | -10m+3(8+8n)=-6n(n-4) | | 2x^2+12x=18x+108 | | 3.2(2.4n-5.98)+0.64(n+6.8)=46.784 | | 4(x+3)=z | | 3/4(8x-12)=15 | | x-6=4-x | | 6x-2=m+13 | | 52+x=2x | | 2x+4x=320 | | 60+22b+18b=180 | | 6x-2x=10-4x | | 4=6u-4u | | (x+2)=5(x+8) | | 109+2q+q+11=180 | | 14=-3x-2 | | 16y+40= | | 10/x=15.963/5.765 | | 8x+5x=19.50 | | 9y-(5y+8)=-10-2y | | 3k+6=132 | | 6a+3b+.1c=100 | | 7(x+2)-10=25 | | 4(4x+7)=8x-3 | | 3.7+y=12 | | 76+b-14+b-34=180 | | 15/3=75/n | | 175x^2-847=0 | | -0.2(50-20)=44-50 | | 15/3/5=15/n |

Equations solver categories