6x^2-14x+9=0

Simple and best practice solution for 6x^2-14x+9=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 6x^2-14x+9=0 equation:


Simplifying
6x2 + -14x + 9 = 0

Reorder the terms:
9 + -14x + 6x2 = 0

Solving
9 + -14x + 6x2 = 0

Solving for variable 'x'.

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

Divide each side by '6'.
1.5 + -2.333333333x + x2 = 0

Move the constant term to the right:

Add '-1.5' to each side of the equation.
1.5 + -2.333333333x + -1.5 + x2 = 0 + -1.5

Reorder the terms:
1.5 + -1.5 + -2.333333333x + x2 = 0 + -1.5

Combine like terms: 1.5 + -1.5 = 0.0
0.0 + -2.333333333x + x2 = 0 + -1.5
-2.333333333x + x2 = 0 + -1.5

Combine like terms: 0 + -1.5 = -1.5
-2.333333333x + x2 = -1.5

The x term is -2.333333333x.  Take half its coefficient (-1.166666667).
Square it (1.361111112) and add it to both sides.

Add '1.361111112' to each side of the equation.
-2.333333333x + 1.361111112 + x2 = -1.5 + 1.361111112

Reorder the terms:
1.361111112 + -2.333333333x + x2 = -1.5 + 1.361111112

Combine like terms: -1.5 + 1.361111112 = -0.138888888
1.361111112 + -2.333333333x + x2 = -0.138888888

Factor a perfect square on the left side:
(x + -1.166666667)(x + -1.166666667) = -0.138888888

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| -3senx+cos^2x=3 | | X^2+6x+4y^2+24y=19 | | 2x+4+3x=3x+64 | | (a+36)(a+81)=0 | | 4x-3y+21=0 | | T=.5 | | 3x/x^2-36 | | -ln(cos(x))=ln(5) | | f(x)=4x(x)-3 | | -3x/5=9 | | f(x)=2x^4-13X^3+48x^2-73x+26 | | 18-9x=6x+17 | | 2(x-1)+3=x-.3(x+1) | | 100=4x+8y | | A+11+8a=29 | | 6x^2+9= | | 5y-1=2y-10 | | 5(z-2)=4-z-2 | | 4=(1)(0)+b | | 5x/3=2 | | 6xy+3y=-72 | | 2=5x/3 | | x^8=-81x^5 | | 3/8=-5/4x | | 2=5/3 | | 8x+11=6x+17 | | 4m+7=11 | | 3x^2+6x+4forx=-4 | | 7=18b+16 | | -1=4m+7 | | -3ln(x)+ln(2y)-ln(5z)= | | 2x-5=-2(5-x) |

Equations solver categories