50-4t-4.9t^2=0

Simple and best practice solution for 50-4t-4.9t^2=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 50-4t-4.9t^2=0 equation:


Simplifying
50 + -4t + -4.9t2 = 0

Solving
50 + -4t + -4.9t2 = 0

Solving for variable 't'.

Begin completing the square.  Divide all terms by
-4.9 the coefficient of the squared term: 

Divide each side by '-4.9'.
-10.20408163 + 0.8163265306t + t2 = 0

Move the constant term to the right:

Add '10.20408163' to each side of the equation.
-10.20408163 + 0.8163265306t + 10.20408163 + t2 = 0 + 10.20408163

Reorder the terms:
-10.20408163 + 10.20408163 + 0.8163265306t + t2 = 0 + 10.20408163

Combine like terms: -10.20408163 + 10.20408163 = 0.00000000
0.00000000 + 0.8163265306t + t2 = 0 + 10.20408163
0.8163265306t + t2 = 0 + 10.20408163

Combine like terms: 0 + 10.20408163 = 10.20408163
0.8163265306t + t2 = 10.20408163

The t term is 0.8163265306t.  Take half its coefficient (0.4081632653).
Square it (0.1665972511) and add it to both sides.

Add '0.1665972511' to each side of the equation.
0.8163265306t + 0.1665972511 + t2 = 10.20408163 + 0.1665972511

Reorder the terms:
0.1665972511 + 0.8163265306t + t2 = 10.20408163 + 0.1665972511

Combine like terms: 10.20408163 + 0.1665972511 = 10.3706788811
0.1665972511 + 0.8163265306t + t2 = 10.3706788811

Factor a perfect square on the left side:
(t + 0.4081632653)(t + 0.4081632653) = 10.3706788811

Calculate the square root of the right side: 3.220353844

Break this problem into two subproblems by setting 
(t + 0.4081632653) equal to 3.220353844 and -3.220353844.

Subproblem 1

t + 0.4081632653 = 3.220353844 Simplifying t + 0.4081632653 = 3.220353844 Reorder the terms: 0.4081632653 + t = 3.220353844 Solving 0.4081632653 + t = 3.220353844 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-0.4081632653' to each side of the equation. 0.4081632653 + -0.4081632653 + t = 3.220353844 + -0.4081632653 Combine like terms: 0.4081632653 + -0.4081632653 = 0.0000000000 0.0000000000 + t = 3.220353844 + -0.4081632653 t = 3.220353844 + -0.4081632653 Combine like terms: 3.220353844 + -0.4081632653 = 2.8121905787 t = 2.8121905787 Simplifying t = 2.8121905787

Subproblem 2

t + 0.4081632653 = -3.220353844 Simplifying t + 0.4081632653 = -3.220353844 Reorder the terms: 0.4081632653 + t = -3.220353844 Solving 0.4081632653 + t = -3.220353844 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-0.4081632653' to each side of the equation. 0.4081632653 + -0.4081632653 + t = -3.220353844 + -0.4081632653 Combine like terms: 0.4081632653 + -0.4081632653 = 0.0000000000 0.0000000000 + t = -3.220353844 + -0.4081632653 t = -3.220353844 + -0.4081632653 Combine like terms: -3.220353844 + -0.4081632653 = -3.6285171093 t = -3.6285171093 Simplifying t = -3.6285171093

Solution

The solution to the problem is based on the solutions from the subproblems. t = {2.8121905787, -3.6285171093}

See similar equations:

| 4x+14-3=-8-12 | | 2x+11+29=180 | | -4y+12=-8y-16 | | -3+x+4x=-53 | | n-(-2)=7 | | -71=9r | | 89y=11(8y+2) | | 49.5=n%56.25 | | 3-4x=-6(2/3x-1/2) | | 10=x+(-8) | | 18-11=x/-3 | | x-4/5=8.5 | | 2x^2+27x-8.3=0 | | ln(x^2+6)=4 | | 3x=9-(-15) | | x^3-185x+800=0 | | 6x+-6=10x+2 | | -6+10-24=x | | 13-44=4(x-3)-7 | | X-99=403 | | 6x+-8=2x+2 | | 8=2w(w) | | 4xy-49x=0 | | 8x+-5=2x+10 | | 3(24-20t)+36=8(5t+1) | | Y=-5*cos*2x | | X^2-100y^2=0 | | 3x+-1=8x+7 | | 4x+-9=2x+6 | | 4x+-9=10x+3 | | 7/10c-10=2/5 | | 9a-b+4=-1 |

Equations solver categories