t^2+16t-4=0

Simple and best practice solution for t^2+16t-4=0 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 t^2+16t-4=0 equation:


Simplifying
t2 + 16t + -4 = 0

Reorder the terms:
-4 + 16t + t2 = 0

Solving
-4 + 16t + t2 = 0

Solving for variable 't'.

Begin completing the square.

Move the constant term to the right:

Add '4' to each side of the equation.
-4 + 16t + 4 + t2 = 0 + 4

Reorder the terms:
-4 + 4 + 16t + t2 = 0 + 4

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

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

The t term is 16t.  Take half its coefficient (8).
Square it (64) and add it to both sides.

Add '64' to each side of the equation.
16t + 64 + t2 = 4 + 64

Reorder the terms:
64 + 16t + t2 = 4 + 64

Combine like terms: 4 + 64 = 68
64 + 16t + t2 = 68

Factor a perfect square on the left side:
(t + 8)(t + 8) = 68

Calculate the square root of the right side: 8.246211251

Break this problem into two subproblems by setting 
(t + 8) equal to 8.246211251 and -8.246211251.

Subproblem 1

t + 8 = 8.246211251 Simplifying t + 8 = 8.246211251 Reorder the terms: 8 + t = 8.246211251 Solving 8 + t = 8.246211251 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + t = 8.246211251 + -8 Combine like terms: 8 + -8 = 0 0 + t = 8.246211251 + -8 t = 8.246211251 + -8 Combine like terms: 8.246211251 + -8 = 0.246211251 t = 0.246211251 Simplifying t = 0.246211251

Subproblem 2

t + 8 = -8.246211251 Simplifying t + 8 = -8.246211251 Reorder the terms: 8 + t = -8.246211251 Solving 8 + t = -8.246211251 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + t = -8.246211251 + -8 Combine like terms: 8 + -8 = 0 0 + t = -8.246211251 + -8 t = -8.246211251 + -8 Combine like terms: -8.246211251 + -8 = -16.246211251 t = -16.246211251 Simplifying t = -16.246211251

Solution

The solution to the problem is based on the solutions from the subproblems. t = {0.246211251, -16.246211251}

See similar equations:

| 300-7[4(3+5)]3*3= | | 4=x+.5x | | -5(-x+-1)=-15 | | 2x-9-4x+7= | | 14x-39-13x=19-4x+142 | | 42=m+366 | | 14z-13z+23=-7 | | y=10(1)-3 | | 4X-19=-35 | | 4(10a-10)= | | 4=x+.5y | | 5*v^2+2-5=0 | | 5(d+2)=3(d+8) | | y=10(0)-3 | | 4x-5+0.5x=15-0.5x | | -x-193=-12x+49 | | 5+4x-8=12x-11 | | 17=7-102 | | 7(10+4k)= | | 5=7a-7 | | a+-6=15+8a | | 0=3.5w+2+5w+10 | | 2/5h=d | | 22x+48-55x-55x=36-45+12x-43 | | h(x)=3x+7 | | 36/5*3/4= | | g-8.5=10 | | -4=v/20-5 | | x^4-x=8 | | [(5a-4)+(5a-2)]+[(-3a+2)+(-3a-4)]= | | 66x+14-39+12x-100=-12x-47+23x+56 | | 2x-20=28+6x |

Equations solver categories