39=16t^2-113t

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


Simplifying
39 = 16t2 + -113t

Reorder the terms:
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 = 14.90722656
12.46972656 + -7.0625t + t2 = 14.90722656

Factor a perfect square on the left side:
(t + -3.53125)(t + -3.53125) = 14.90722656

Calculate the square root of the right side: 3.86098777

Break this problem into two subproblems by setting 
(t + -3.53125) equal to 3.86098777 and -3.86098777.

Subproblem 1

t + -3.53125 = 3.86098777 Simplifying t + -3.53125 = 3.86098777 Reorder the terms: -3.53125 + t = 3.86098777 Solving -3.53125 + t = 3.86098777 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 = 3.86098777 + 3.53125 Combine like terms: -3.53125 + 3.53125 = 0.00000 0.00000 + t = 3.86098777 + 3.53125 t = 3.86098777 + 3.53125 Combine like terms: 3.86098777 + 3.53125 = 7.39223777 t = 7.39223777 Simplifying t = 7.39223777

Subproblem 2

t + -3.53125 = -3.86098777 Simplifying t + -3.53125 = -3.86098777 Reorder the terms: -3.53125 + t = -3.86098777 Solving -3.53125 + t = -3.86098777 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 = -3.86098777 + 3.53125 Combine like terms: -3.53125 + 3.53125 = 0.00000 0.00000 + t = -3.86098777 + 3.53125 t = -3.86098777 + 3.53125 Combine like terms: -3.86098777 + 3.53125 = -0.32973777 t = -0.32973777 Simplifying t = -0.32973777

Solution

The solution to the problem is based on the solutions from the subproblems. t = {7.39223777, -0.32973777}

See similar equations:

| 3(q+2)+2q=-19 | | -.0833m+.333=.25m | | 10-8x=9x-5x-98 | | 4c-5+14c=16 | | 49x^2-84x+k=0 | | 2x+5x=23 | | (2u+1)(9u-5)=0 | | 1500+10r=1000+30r | | 16z+3(24z-6)-(7+31z)=16z+72z-6-7-31z | | y=1.5x+35 | | 3x^2-[7x-(4x-x^2)+3]= | | 2+0+1.5+0+x=1.5 | | 4d+6=41 | | -5n-5=13 | | 4x-5y-7=0 | | 7.1t+34.4=6t+30 | | 3x+5(5x-13)=19 | | 10x+[3x-(5x-4)]= | | 4x+2(x-3+10)=-56 | | (2u+4)(u+1)=0 | | 4x+2(x-3+10)=56 | | 194=5(7+4r)-1 | | (4u+1)(u+1)=0 | | 13m-5=11m-5 | | 3x+91=180 | | 15-(7+20)= | | y^2-5y=18 | | -x+1(-3.75)=-2 | | 2(1-5x)+4=8 | | m+14=3m | | 16x^2+kx+4=0 | | -3w=36 |

Equations solver categories