3x^2+8=6x

Simple and best practice solution for 3x^2+8=6x 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+8=6x equation:


Simplifying
3x2 + 8 = 6x

Reorder the terms:
8 + 3x2 = 6x

Solving
8 + 3x2 = 6x

Solving for variable 'x'.

Reorder the terms:
8 + -6x + 3x2 = 6x + -6x

Combine like terms: 6x + -6x = 0
8 + -6x + 3x2 = 0

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

Divide each side by '3'.
2.666666667 + -2x + x2 = 0

Move the constant term to the right:

Add '-2.666666667' to each side of the equation.
2.666666667 + -2x + -2.666666667 + x2 = 0 + -2.666666667

Reorder the terms:
2.666666667 + -2.666666667 + -2x + x2 = 0 + -2.666666667

Combine like terms: 2.666666667 + -2.666666667 = 0.000000000
0.000000000 + -2x + x2 = 0 + -2.666666667
-2x + x2 = 0 + -2.666666667

Combine like terms: 0 + -2.666666667 = -2.666666667
-2x + x2 = -2.666666667

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

Add '1' to each side of the equation.
-2x + 1 + x2 = -2.666666667 + 1

Reorder the terms:
1 + -2x + x2 = -2.666666667 + 1

Combine like terms: -2.666666667 + 1 = -1.666666667
1 + -2x + x2 = -1.666666667

Factor a perfect square on the left side:
(x + -1)(x + -1) = -1.666666667

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 3x+0.5x+11=-19 | | 3a+9=-4a+170 | | 4x(11-2x)=10 | | 3(7x-5)=27 | | 0.125(150+x)=125 | | 1=5y+3 | | o=4x-24 | | o=2x+8 | | 6a+c=-4a | | 276.32=3.14*r^2 | | 6*0+5y=30 | | 6i=-7 | | h(t)=-16t^2+31t+2 | | -20=3 | | -6+14*(-3)=-11 | | 5x+252.5=2080 | | 8x+4y=228 | | 2x^3-14x^2-24x= | | 7g^2-3g-8=0 | | 0.5(x+450)=300 | | -9=-6t+16 | | 5y=-2x+3 | | 2x=5(x+30) | | 3a^3b*7ab^5= | | Cos(x)=-.5478 | | 7(-6+9m)= | | 0.25(x+9)=7 | | 4(-2+5k)= | | Sec(x)=-2.773 | | 4x+28=2x+16 | | 14m-5m= | | 14=4k-31 |

Equations solver categories