6=3X^2-2X

Simple and best practice solution for 6=3X^2-2X 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 6=3X^2-2X equation:


Simplifying
6 = 3X2 + -2X

Reorder the terms:
6 = -2X + 3X2

Solving
6 = -2X + 3X2

Solving for variable 'X'.

Reorder the terms:
6 + 2X + -3X2 = -2X + 2X + 3X2 + -3X2

Combine like terms: -2X + 2X = 0
6 + 2X + -3X2 = 0 + 3X2 + -3X2
6 + 2X + -3X2 = 3X2 + -3X2

Combine like terms: 3X2 + -3X2 = 0
6 + 2X + -3X2 = 0

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

Divide each side by '-3'.
-2 + -0.6666666667X + X2 = 0

Move the constant term to the right:

Add '2' to each side of the equation.
-2 + -0.6666666667X + 2 + X2 = 0 + 2

Reorder the terms:
-2 + 2 + -0.6666666667X + X2 = 0 + 2

Combine like terms: -2 + 2 = 0
0 + -0.6666666667X + X2 = 0 + 2
-0.6666666667X + X2 = 0 + 2

Combine like terms: 0 + 2 = 2
-0.6666666667X + X2 = 2

The X term is -0.6666666667X.  Take half its coefficient (-0.3333333334).
Square it (0.1111111112) and add it to both sides.

Add '0.1111111112' to each side of the equation.
-0.6666666667X + 0.1111111112 + X2 = 2 + 0.1111111112

Reorder the terms:
0.1111111112 + -0.6666666667X + X2 = 2 + 0.1111111112

Combine like terms: 2 + 0.1111111112 = 2.1111111112
0.1111111112 + -0.6666666667X + X2 = 2.1111111112

Factor a perfect square on the left side:
(X + -0.3333333334)(X + -0.3333333334) = 2.1111111112

Calculate the square root of the right side: 1.452966315

Break this problem into two subproblems by setting 
(X + -0.3333333334) equal to 1.452966315 and -1.452966315.

Subproblem 1

X + -0.3333333334 = 1.452966315 Simplifying X + -0.3333333334 = 1.452966315 Reorder the terms: -0.3333333334 + X = 1.452966315 Solving -0.3333333334 + X = 1.452966315 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '0.3333333334' to each side of the equation. -0.3333333334 + 0.3333333334 + X = 1.452966315 + 0.3333333334 Combine like terms: -0.3333333334 + 0.3333333334 = 0.0000000000 0.0000000000 + X = 1.452966315 + 0.3333333334 X = 1.452966315 + 0.3333333334 Combine like terms: 1.452966315 + 0.3333333334 = 1.7862996484 X = 1.7862996484 Simplifying X = 1.7862996484

Subproblem 2

X + -0.3333333334 = -1.452966315 Simplifying X + -0.3333333334 = -1.452966315 Reorder the terms: -0.3333333334 + X = -1.452966315 Solving -0.3333333334 + X = -1.452966315 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '0.3333333334' to each side of the equation. -0.3333333334 + 0.3333333334 + X = -1.452966315 + 0.3333333334 Combine like terms: -0.3333333334 + 0.3333333334 = 0.0000000000 0.0000000000 + X = -1.452966315 + 0.3333333334 X = -1.452966315 + 0.3333333334 Combine like terms: -1.452966315 + 0.3333333334 = -1.1196329816 X = -1.1196329816 Simplifying X = -1.1196329816

Solution

The solution to the problem is based on the solutions from the subproblems. X = {1.7862996484, -1.1196329816}

See similar equations:

| -87+2x=73+12x | | 5x-3+12x=31 | | 2x+1=2(x-7) | | -8x-104=11x+143 | | 2(5x+4)-2=5x+21 | | .6x-.33=.22 | | x^5-14x^3+45x=0 | | 6x^2+12=-2x | | -52=3x-15x-16 | | -3y+14=98 | | -117-11x=99+12x | | 2-6x+11=4 | | -x-3=6+2x | | -6f+13=-9f+24 | | 8(10+7x)=8(4x+3) | | -54+2x=66+10x | | -3p-p=-3p-2 | | (4/7)z+2/3=(1/7) | | -3p-p=3p-2 | | 20=750 | | 5d-8m=3+7d | | (4/7)z+2/3=1/7 | | (4/7)X+(2/3)=(1/7) | | log(x-1)+log(x+6)=2 | | (4/7)z+(2/3)=(1/7) | | 3.4x-19.46=7.4 | | -69+12x=111+2x | | 6x+(14x-5)+(17-3x)=0 | | 5(-4x+9)=5(6x+5) | | 1+3r=1-3r | | 4/7z+2/3=1/7 | | 2w=4.7 |

Equations solver categories