0=157-9t-16t^2

Simple and best practice solution for 0=157-9t-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 0=157-9t-16t^2 equation:


Simplifying
0 = 157 + -9t + -16t2

Solving
0 = 157 + -9t + -16t2

Solving for variable 't'.

Combine like terms: 0 + -157 = -157
-157 + 9t + 16t2 = 157 + -9t + -16t2 + -157 + 9t + 16t2

Reorder the terms:
-157 + 9t + 16t2 = 157 + -157 + -9t + 9t + -16t2 + 16t2

Combine like terms: 157 + -157 = 0
-157 + 9t + 16t2 = 0 + -9t + 9t + -16t2 + 16t2
-157 + 9t + 16t2 = -9t + 9t + -16t2 + 16t2

Combine like terms: -9t + 9t = 0
-157 + 9t + 16t2 = 0 + -16t2 + 16t2
-157 + 9t + 16t2 = -16t2 + 16t2

Combine like terms: -16t2 + 16t2 = 0
-157 + 9t + 16t2 = 0

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

Divide each side by '16'.
-9.8125 + 0.5625t + t2 = 0

Move the constant term to the right:

Add '9.8125' to each side of the equation.
-9.8125 + 0.5625t + 9.8125 + t2 = 0 + 9.8125

Reorder the terms:
-9.8125 + 9.8125 + 0.5625t + t2 = 0 + 9.8125

Combine like terms: -9.8125 + 9.8125 = 0.0000
0.0000 + 0.5625t + t2 = 0 + 9.8125
0.5625t + t2 = 0 + 9.8125

Combine like terms: 0 + 9.8125 = 9.8125
0.5625t + t2 = 9.8125

The t term is 0.5625t.  Take half its coefficient (0.28125).
Square it (0.0791015625) and add it to both sides.

Add '0.0791015625' to each side of the equation.
0.5625t + 0.0791015625 + t2 = 9.8125 + 0.0791015625

Reorder the terms:
0.0791015625 + 0.5625t + t2 = 9.8125 + 0.0791015625

Combine like terms: 9.8125 + 0.0791015625 = 9.8916015625
0.0791015625 + 0.5625t + t2 = 9.8916015625

Factor a perfect square on the left side:
(t + 0.28125)(t + 0.28125) = 9.8916015625

Calculate the square root of the right side: 3.145091662

Break this problem into two subproblems by setting 
(t + 0.28125) equal to 3.145091662 and -3.145091662.

Subproblem 1

t + 0.28125 = 3.145091662 Simplifying t + 0.28125 = 3.145091662 Reorder the terms: 0.28125 + t = 3.145091662 Solving 0.28125 + t = 3.145091662 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-0.28125' to each side of the equation. 0.28125 + -0.28125 + t = 3.145091662 + -0.28125 Combine like terms: 0.28125 + -0.28125 = 0.00000 0.00000 + t = 3.145091662 + -0.28125 t = 3.145091662 + -0.28125 Combine like terms: 3.145091662 + -0.28125 = 2.863841662 t = 2.863841662 Simplifying t = 2.863841662

Subproblem 2

t + 0.28125 = -3.145091662 Simplifying t + 0.28125 = -3.145091662 Reorder the terms: 0.28125 + t = -3.145091662 Solving 0.28125 + t = -3.145091662 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-0.28125' to each side of the equation. 0.28125 + -0.28125 + t = -3.145091662 + -0.28125 Combine like terms: 0.28125 + -0.28125 = 0.00000 0.00000 + t = -3.145091662 + -0.28125 t = -3.145091662 + -0.28125 Combine like terms: -3.145091662 + -0.28125 = -3.426341662 t = -3.426341662 Simplifying t = -3.426341662

Solution

The solution to the problem is based on the solutions from the subproblems. t = {2.863841662, -3.426341662}

See similar equations:

| 0.89x+15=1.19x | | 6x^2+11x-20=8-6x | | .16(x-9)=.8333x+8.5 | | 2v-2+8=12v-24 | | 12k=24 | | 32t^4+20t-12=0 | | 3w-6w=56-59 | | 5*x+2-9=-7 | | 7n-4n-6=6 | | 15x+y=56 | | Y=6x^2+7x-3 | | 10x=196 | | 6=1+25t-5t^2 | | 10x^2+2=282 | | 6+3w-w=6+2w+2 | | 60=156t-16t^2 | | (x-6)2+(y-2)2=9 | | 1x+110+34+1x+36=180 | | 53x+94x+33=180 | | √x=1/10 | | 5n^2+11n+2= | | 152=-51+7x | | 22+100f=25+70f | | 12x-8+5x+52=180 | | (X+1)(x+1)(x+2i)(x-2i)=0 | | 4(c-6)=2(c-10) | | 30x=-6x-7(-5x-19) | | 320=4a | | 0=x^5+3x^4-18x^3-243 | | 11x-3=4x+4 | | X^2-7x+14x-6=0 | | -6x=3+8x |

Equations solver categories