t^2-20t+50=0

Simple and best practice solution for t^2-20t+50=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^2-20t+50=0 equation:


Simplifying
t2 + -20t + 50 = 0

Reorder the terms:
50 + -20t + t2 = 0

Solving
50 + -20t + t2 = 0

Solving for variable 't'.

Begin completing the square.

Move the constant term to the right:

Add '-50' to each side of the equation.
50 + -20t + -50 + t2 = 0 + -50

Reorder the terms:
50 + -50 + -20t + t2 = 0 + -50

Combine like terms: 50 + -50 = 0
0 + -20t + t2 = 0 + -50
-20t + t2 = 0 + -50

Combine like terms: 0 + -50 = -50
-20t + t2 = -50

The t term is -20t.  Take half its coefficient (-10).
Square it (100) and add it to both sides.

Add '100' to each side of the equation.
-20t + 100 + t2 = -50 + 100

Reorder the terms:
100 + -20t + t2 = -50 + 100

Combine like terms: -50 + 100 = 50
100 + -20t + t2 = 50

Factor a perfect square on the left side:
(t + -10)(t + -10) = 50

Calculate the square root of the right side: 7.071067812

Break this problem into two subproblems by setting 
(t + -10) equal to 7.071067812 and -7.071067812.

Subproblem 1

t + -10 = 7.071067812 Simplifying t + -10 = 7.071067812 Reorder the terms: -10 + t = 7.071067812 Solving -10 + t = 7.071067812 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '10' to each side of the equation. -10 + 10 + t = 7.071067812 + 10 Combine like terms: -10 + 10 = 0 0 + t = 7.071067812 + 10 t = 7.071067812 + 10 Combine like terms: 7.071067812 + 10 = 17.071067812 t = 17.071067812 Simplifying t = 17.071067812

Subproblem 2

t + -10 = -7.071067812 Simplifying t + -10 = -7.071067812 Reorder the terms: -10 + t = -7.071067812 Solving -10 + t = -7.071067812 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '10' to each side of the equation. -10 + 10 + t = -7.071067812 + 10 Combine like terms: -10 + 10 = 0 0 + t = -7.071067812 + 10 t = -7.071067812 + 10 Combine like terms: -7.071067812 + 10 = 2.928932188 t = 2.928932188 Simplifying t = 2.928932188

Solution

The solution to the problem is based on the solutions from the subproblems. t = {17.071067812, 2.928932188}

See similar equations:

| 2x+4+3x-2=22 | | -32n=-128 | | -8(X+3)+3x=-5(x+9)-3 | | (30t^2+t)-32(30t^2+t)+31=0 | | -8+12-19= | | 3w+4=3w-3 | | 6+17n-5=6n+91-4n | | t-37=47 | | 3.3=n+9.8 | | p+244=372 | | 21x^2+19x+4=0 | | 17/3*-3/16 | | -4/(w-1)=6-(5/(w+2)) | | 1500m=60000+1000m | | 60000+1000m=1500m | | 2(-2)-3(5)-4(-1)= | | 5(x+7)+3x=51 | | 9x^2+23x-10=0 | | x-x-x+x=508 | | 14-10v= | | x-x+x=508 | | 8x+0=8 | | 8x+0=x | | 2/5m=9/8 | | 1000x=1500x-60000 | | -13-(-68)= | | -5/14+y=-8/15 | | 28x^2+29x-35=0 | | 3x^3-135x^2-588x= | | 17.8r=71.2 | | x=(-1164)+(-1197)+(-1201) | | 2/7n+6 |

Equations solver categories