3x^2-12x+10=0

Simple and best practice solution for 3x^2-12x+10=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 3x^2-12x+10=0 equation:


Simplifying
3x2 + -12x + 10 = 0

Reorder the terms:
10 + -12x + 3x2 = 0

Solving
10 + -12x + 3x2 = 0

Solving for variable 'x'.

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

Divide each side by '3'.
3.333333333 + -4x + x2 = 0

Move the constant term to the right:

Add '-3.333333333' to each side of the equation.
3.333333333 + -4x + -3.333333333 + x2 = 0 + -3.333333333

Reorder the terms:
3.333333333 + -3.333333333 + -4x + x2 = 0 + -3.333333333

Combine like terms: 3.333333333 + -3.333333333 = 0.000000000
0.000000000 + -4x + x2 = 0 + -3.333333333
-4x + x2 = 0 + -3.333333333

Combine like terms: 0 + -3.333333333 = -3.333333333
-4x + x2 = -3.333333333

The x term is -4x.  Take half its coefficient (-2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
-4x + 4 + x2 = -3.333333333 + 4

Reorder the terms:
4 + -4x + x2 = -3.333333333 + 4

Combine like terms: -3.333333333 + 4 = 0.666666667
4 + -4x + x2 = 0.666666667

Factor a perfect square on the left side:
(x + -2)(x + -2) = 0.666666667

Calculate the square root of the right side: 0.816496581

Break this problem into two subproblems by setting 
(x + -2) equal to 0.816496581 and -0.816496581.

Subproblem 1

x + -2 = 0.816496581 Simplifying x + -2 = 0.816496581 Reorder the terms: -2 + x = 0.816496581 Solving -2 + x = 0.816496581 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + x = 0.816496581 + 2 Combine like terms: -2 + 2 = 0 0 + x = 0.816496581 + 2 x = 0.816496581 + 2 Combine like terms: 0.816496581 + 2 = 2.816496581 x = 2.816496581 Simplifying x = 2.816496581

Subproblem 2

x + -2 = -0.816496581 Simplifying x + -2 = -0.816496581 Reorder the terms: -2 + x = -0.816496581 Solving -2 + x = -0.816496581 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + x = -0.816496581 + 2 Combine like terms: -2 + 2 = 0 0 + x = -0.816496581 + 2 x = -0.816496581 + 2 Combine like terms: -0.816496581 + 2 = 1.183503419 x = 1.183503419 Simplifying x = 1.183503419

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.816496581, 1.183503419}

See similar equations:

| -x^2+2x=-46 | | (14x)(14)=17 | | -3+4x=6x-15 | | -(1+7x)+-6=36 | | -x^2+50x+5000=0 | | x^5/3 | | .25(7+3r)=-.2r | | 8=6z-z^2 | | (16x^2)^3/4 | | n/15=135/n | | 2(.3+.25)=4+.3w | | 5/7x+27=12 | | 2(2x+x)=54 | | 2(2x+2)=54 | | 5/7x=-15 | | 1x+3y=6 | | 30=5(6x+6) | | 10k-[3k+(-5+5k)]= | | (-1/5x)+20=-x+60 | | (8x-11)=79 | | 1x/7=-7 | | -11/8=x-1/2 | | 3e+16= | | T/-11 | | -13/8=x-1/2 | | Y=x/5-4 | | n^2+35=12n | | R/4=-250 | | 7y+5=4y+5+3y | | K/-5=-14 | | 9/15+13/15 | | x/19=-17 |

Equations solver categories