3t^2+6t-1=0

Simple and best practice solution for 3t^2+6t-1=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 3t^2+6t-1=0 equation:


Simplifying
3t2 + 6t + -1 = 0

Reorder the terms:
-1 + 6t + 3t2 = 0

Solving
-1 + 6t + 3t2 = 0

Solving for variable 't'.

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

Divide each side by '3'.
-0.3333333333 + 2t + t2 = 0

Move the constant term to the right:

Add '0.3333333333' to each side of the equation.
-0.3333333333 + 2t + 0.3333333333 + t2 = 0 + 0.3333333333

Reorder the terms:
-0.3333333333 + 0.3333333333 + 2t + t2 = 0 + 0.3333333333

Combine like terms: -0.3333333333 + 0.3333333333 = 0.0000000000
0.0000000000 + 2t + t2 = 0 + 0.3333333333
2t + t2 = 0 + 0.3333333333

Combine like terms: 0 + 0.3333333333 = 0.3333333333
2t + t2 = 0.3333333333

The t term is 2t.  Take half its coefficient (1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
2t + 1 + t2 = 0.3333333333 + 1

Reorder the terms:
1 + 2t + t2 = 0.3333333333 + 1

Combine like terms: 0.3333333333 + 1 = 1.3333333333
1 + 2t + t2 = 1.3333333333

Factor a perfect square on the left side:
(t + 1)(t + 1) = 1.3333333333

Calculate the square root of the right side: 1.154700538

Break this problem into two subproblems by setting 
(t + 1) equal to 1.154700538 and -1.154700538.

Subproblem 1

t + 1 = 1.154700538 Simplifying t + 1 = 1.154700538 Reorder the terms: 1 + t = 1.154700538 Solving 1 + t = 1.154700538 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + t = 1.154700538 + -1 Combine like terms: 1 + -1 = 0 0 + t = 1.154700538 + -1 t = 1.154700538 + -1 Combine like terms: 1.154700538 + -1 = 0.154700538 t = 0.154700538 Simplifying t = 0.154700538

Subproblem 2

t + 1 = -1.154700538 Simplifying t + 1 = -1.154700538 Reorder the terms: 1 + t = -1.154700538 Solving 1 + t = -1.154700538 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + t = -1.154700538 + -1 Combine like terms: 1 + -1 = 0 0 + t = -1.154700538 + -1 t = -1.154700538 + -1 Combine like terms: -1.154700538 + -1 = -2.154700538 t = -2.154700538 Simplifying t = -2.154700538

Solution

The solution to the problem is based on the solutions from the subproblems. t = {0.154700538, -2.154700538}

See similar equations:

| (-2x^3y)(2xy^3)= | | 35(3x+9)+30(x+1)=42 | | 2+2m=-3(5n+5) | | 0.105x+0.06(20000-x)=1740 | | (-x)(9x^2y^3)= | | 5(f+2)=2(3+f) | | 4x^2y+40xy-76y= | | (2.5+x)=180/3 | | 25x+3y-10x-3y= | | (2.5+x)=180*3 | | 3x^2-7x-5x=0 | | 25x+3-(2x+8x-3y)= | | -3(2y)-3+4(5y+7)= | | 6t-(6-6t)=6(2t-1) | | 4y-(5y+3)=2y-(y-1) | | x^4-5x^3-24x^2= | | (3x-5)=(2x+1) | | 6.1h=9.3-3.2 | | 2+8h+7= | | -4+4(-3b+3)+2(6b-4)= | | (3ab)(-5ab)= | | -6x-8=24 | | (1+w)(4w-5)=0 | | x+(x-25)=47 | | 67-5x=4x+23 | | c-5=-1+1 | | -3(4h-6)= | | 5p-4p=-2+5 | | 16x^2+8x=181 | | 4x-2=33-3y | | 4b-1=4+4b+3 | | -22=y+41 |

Equations solver categories