3x^2-24x+2=0

Simple and best practice solution for 3x^2-24x+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 3x^2-24x+2=0 equation:


Simplifying
3x2 + -24x + 2 = 0

Reorder the terms:
2 + -24x + 3x2 = 0

Solving
2 + -24x + 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'.
0.6666666667 + -8x + x2 = 0

Move the constant term to the right:

Add '-0.6666666667' to each side of the equation.
0.6666666667 + -8x + -0.6666666667 + x2 = 0 + -0.6666666667

Reorder the terms:
0.6666666667 + -0.6666666667 + -8x + x2 = 0 + -0.6666666667

Combine like terms: 0.6666666667 + -0.6666666667 = 0.0000000000
0.0000000000 + -8x + x2 = 0 + -0.6666666667
-8x + x2 = 0 + -0.6666666667

Combine like terms: 0 + -0.6666666667 = -0.6666666667
-8x + x2 = -0.6666666667

The x term is -8x.  Take half its coefficient (-4).
Square it (16) and add it to both sides.

Add '16' to each side of the equation.
-8x + 16 + x2 = -0.6666666667 + 16

Reorder the terms:
16 + -8x + x2 = -0.6666666667 + 16

Combine like terms: -0.6666666667 + 16 = 15.3333333333
16 + -8x + x2 = 15.3333333333

Factor a perfect square on the left side:
(x + -4)(x + -4) = 15.3333333333

Calculate the square root of the right side: 3.915780041

Break this problem into two subproblems by setting 
(x + -4) equal to 3.915780041 and -3.915780041.

Subproblem 1

x + -4 = 3.915780041 Simplifying x + -4 = 3.915780041 Reorder the terms: -4 + x = 3.915780041 Solving -4 + x = 3.915780041 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + x = 3.915780041 + 4 Combine like terms: -4 + 4 = 0 0 + x = 3.915780041 + 4 x = 3.915780041 + 4 Combine like terms: 3.915780041 + 4 = 7.915780041 x = 7.915780041 Simplifying x = 7.915780041

Subproblem 2

x + -4 = -3.915780041 Simplifying x + -4 = -3.915780041 Reorder the terms: -4 + x = -3.915780041 Solving -4 + x = -3.915780041 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + x = -3.915780041 + 4 Combine like terms: -4 + 4 = 0 0 + x = -3.915780041 + 4 x = -3.915780041 + 4 Combine like terms: -3.915780041 + 4 = 0.084219959 x = 0.084219959 Simplifying x = 0.084219959

Solution

The solution to the problem is based on the solutions from the subproblems. x = {7.915780041, 0.084219959}

See similar equations:

| 40-3d=2d | | 8(x-4)=16 | | 5x-3+2x-x=3 | | 0.25(x+-8)=1.25x+6 | | t*50=210 | | 6[4-(-5x-1)]=150x+54 | | 4(c-4)=3(c+5) | | 4y+12=8y | | 7(x-3)=14 | | 3x^3-5x^2=2x | | 217=49+2 | | 3(x-6)=9 | | -7(3r+4)=14 | | -26=-23+n | | 8(5-y)=64 | | -5x+3=20 | | -3s=-5(s-8) | | 17x^2-10x=0 | | 6(2z-1)=30 | | 8c-16+8c=16 | | -3x+6=9 | | x+x+(2x-1)=31 | | 4x^2+17x+1=0 | | -5x+-10=20 | | -16-(-11)+(-10)-20= | | 7a*2-15b*3+5b*3+9a*2-4b*3= | | -8(x+3)=16 | | 15x^3-9x^2-6x= | | 4m+4.25=34.25 | | z^2+11z=42 | | -9(y+1)+4(4y-4)=6(y-4)+9 | | (2x+5)-(x+2)=17 |

Equations solver categories