-16t^2+129t=4

Simple and best practice solution for -16t^2+129t=4 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 -16t^2+129t=4 equation:


Simplifying
-16t2 + 129t = 4

Reorder the terms:
129t + -16t2 = 4

Solving
129t + -16t2 = 4

Solving for variable 't'.

Reorder the terms:
-4 + 129t + -16t2 = 4 + -4

Combine like terms: 4 + -4 = 0
-4 + 129t + -16t2 = 0

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

Divide each side by '-16'.
0.25 + -8.0625t + t2 = 0

Move the constant term to the right:

Add '-0.25' to each side of the equation.
0.25 + -8.0625t + -0.25 + t2 = 0 + -0.25

Reorder the terms:
0.25 + -0.25 + -8.0625t + t2 = 0 + -0.25

Combine like terms: 0.25 + -0.25 = 0.00
0.00 + -8.0625t + t2 = 0 + -0.25
-8.0625t + t2 = 0 + -0.25

Combine like terms: 0 + -0.25 = -0.25
-8.0625t + t2 = -0.25

The t term is -8.0625t.  Take half its coefficient (-4.03125).
Square it (16.25097656) and add it to both sides.

Add '16.25097656' to each side of the equation.
-8.0625t + 16.25097656 + t2 = -0.25 + 16.25097656

Reorder the terms:
16.25097656 + -8.0625t + t2 = -0.25 + 16.25097656

Combine like terms: -0.25 + 16.25097656 = 16.00097656
16.25097656 + -8.0625t + t2 = 16.00097656

Factor a perfect square on the left side:
(t + -4.03125)(t + -4.03125) = 16.00097656

Calculate the square root of the right side: 4.000122068

Break this problem into two subproblems by setting 
(t + -4.03125) equal to 4.000122068 and -4.000122068.

Subproblem 1

t + -4.03125 = 4.000122068 Simplifying t + -4.03125 = 4.000122068 Reorder the terms: -4.03125 + t = 4.000122068 Solving -4.03125 + t = 4.000122068 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '4.03125' to each side of the equation. -4.03125 + 4.03125 + t = 4.000122068 + 4.03125 Combine like terms: -4.03125 + 4.03125 = 0.00000 0.00000 + t = 4.000122068 + 4.03125 t = 4.000122068 + 4.03125 Combine like terms: 4.000122068 + 4.03125 = 8.031372068 t = 8.031372068 Simplifying t = 8.031372068

Subproblem 2

t + -4.03125 = -4.000122068 Simplifying t + -4.03125 = -4.000122068 Reorder the terms: -4.03125 + t = -4.000122068 Solving -4.03125 + t = -4.000122068 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '4.03125' to each side of the equation. -4.03125 + 4.03125 + t = -4.000122068 + 4.03125 Combine like terms: -4.03125 + 4.03125 = 0.00000 0.00000 + t = -4.000122068 + 4.03125 t = -4.000122068 + 4.03125 Combine like terms: -4.000122068 + 4.03125 = 0.031127932 t = 0.031127932 Simplifying t = 0.031127932

Solution

The solution to the problem is based on the solutions from the subproblems. t = {8.031372068, 0.031127932}

See similar equations:

| 9(3)-4= | | -8t-48=0 | | 5y-2+y+42=5y+40-1y | | 6+84=5 | | 30-4z=-7(6z+2) | | 112-11x=79 | | Log(4)*(3x+6)=1 | | 3(w-3)-1=-3(-6w+3)-6w | | 10m-7=10 | | X-(-36)=9 | | -8x+19=75 | | 5w=32 | | -8+19=75 | | 5+5c=4c-24 | | 9v+26=-2(v+9) | | p=0.82e+78.5 | | V-1.5=2.7 | | 10(3x-6)+5=40 | | n(n-1)=156 | | 10-5z=5 | | -16t^2+96t+4=144 | | -8w=-9w+8 | | 60=4u-12 | | E+4=4 | | 6(t-4)+6t=4(3t+5)-8 | | 12x+-18=-102 | | 19x+361=x^2+9x+9x+81 | | 6(a-3)=5(a+2) | | 3.2v+1.2=7.6 | | (n+2)(n+1)=600 | | (x^2-x+6)x=57 | | 4(6x-5)+4=50 |

Equations solver categories