3y^2-10y+6=

Simple and best practice solution for 3y^2-10y+6= 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 3y^2-10y+6= equation:


Simplifying
3y2 + -10y + 6 = 0

Reorder the terms:
6 + -10y + 3y2 = 0

Solving
6 + -10y + 3y2 = 0

Solving for variable 'y'.

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

Divide each side by '3'.
2 + -3.333333333y + y2 = 0

Move the constant term to the right:

Add '-2' to each side of the equation.
2 + -3.333333333y + -2 + y2 = 0 + -2

Reorder the terms:
2 + -2 + -3.333333333y + y2 = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -3.333333333y + y2 = 0 + -2
-3.333333333y + y2 = 0 + -2

Combine like terms: 0 + -2 = -2
-3.333333333y + y2 = -2

The y term is -3.333333333y.  Take half its coefficient (-1.666666667).
Square it (2.777777779) and add it to both sides.

Add '2.777777779' to each side of the equation.
-3.333333333y + 2.777777779 + y2 = -2 + 2.777777779

Reorder the terms:
2.777777779 + -3.333333333y + y2 = -2 + 2.777777779

Combine like terms: -2 + 2.777777779 = 0.777777779
2.777777779 + -3.333333333y + y2 = 0.777777779

Factor a perfect square on the left side:
(y + -1.666666667)(y + -1.666666667) = 0.777777779

Calculate the square root of the right side: 0.881917104

Break this problem into two subproblems by setting 
(y + -1.666666667) equal to 0.881917104 and -0.881917104.

Subproblem 1

y + -1.666666667 = 0.881917104 Simplifying y + -1.666666667 = 0.881917104 Reorder the terms: -1.666666667 + y = 0.881917104 Solving -1.666666667 + y = 0.881917104 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '1.666666667' to each side of the equation. -1.666666667 + 1.666666667 + y = 0.881917104 + 1.666666667 Combine like terms: -1.666666667 + 1.666666667 = 0.000000000 0.000000000 + y = 0.881917104 + 1.666666667 y = 0.881917104 + 1.666666667 Combine like terms: 0.881917104 + 1.666666667 = 2.548583771 y = 2.548583771 Simplifying y = 2.548583771

Subproblem 2

y + -1.666666667 = -0.881917104 Simplifying y + -1.666666667 = -0.881917104 Reorder the terms: -1.666666667 + y = -0.881917104 Solving -1.666666667 + y = -0.881917104 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '1.666666667' to each side of the equation. -1.666666667 + 1.666666667 + y = -0.881917104 + 1.666666667 Combine like terms: -1.666666667 + 1.666666667 = 0.000000000 0.000000000 + y = -0.881917104 + 1.666666667 y = -0.881917104 + 1.666666667 Combine like terms: -0.881917104 + 1.666666667 = 0.784749563 y = 0.784749563 Simplifying y = 0.784749563

Solution

The solution to the problem is based on the solutions from the subproblems. y = {2.548583771, 0.784749563}

See similar equations:

| 3x^2+3x=8 | | 7x-10=y | | 12=2c | | 5x-4x=x-13 | | 3(3x-1)-4(2x-1)=(3x-1)(2x-1) | | (3t-3st)+(rs+r)=0 | | 9-b+8b=23 | | 13y=-16 | | -300=5x-x^2 | | (D-4)(d+10)=-17 | | 2x+4y=3 | | n/6=36 | | 4/a+3+2/3a | | y/4+2=0 | | K^2-8k-1=0 | | y/4+=0 | | 2x-1=2x+11 | | (s^2-2ps+2s)-(2s-4p+4)=0 | | 6y^3= | | 16=2(y-1)-6 | | -4[x-1]=3[2+x] | | -4x+6+5x=-20+24 | | x-3=4(3-x) | | 36=h/12 | | 1/4x^2-1/2x=1 | | 6x-14=x+-3x | | 2x-1=x+9 | | 0.9+2.3t=-6.4 | | 5-1/5x | | 9k^5=4k | | 8x+2=3x-1 | | 3t+6=9t+18 |

Equations solver categories