9x^2-12x+5=0

Simple and best practice solution for 9x^2-12x+5=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 9x^2-12x+5=0 equation:


Simplifying
9x2 + -12x + 5 = 0

Reorder the terms:
5 + -12x + 9x2 = 0

Solving
5 + -12x + 9x2 = 0

Solving for variable 'x'.

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

Divide each side by '9'.
0.5555555556 + -1.333333333x + x2 = 0

Move the constant term to the right:

Add '-0.5555555556' to each side of the equation.
0.5555555556 + -1.333333333x + -0.5555555556 + x2 = 0 + -0.5555555556

Reorder the terms:
0.5555555556 + -0.5555555556 + -1.333333333x + x2 = 0 + -0.5555555556

Combine like terms: 0.5555555556 + -0.5555555556 = 0.0000000000
0.0000000000 + -1.333333333x + x2 = 0 + -0.5555555556
-1.333333333x + x2 = 0 + -0.5555555556

Combine like terms: 0 + -0.5555555556 = -0.5555555556
-1.333333333x + x2 = -0.5555555556

The x term is -1.333333333x.  Take half its coefficient (-0.6666666665).
Square it (0.4444444442) and add it to both sides.

Add '0.4444444442' to each side of the equation.
-1.333333333x + 0.4444444442 + x2 = -0.5555555556 + 0.4444444442

Reorder the terms:
0.4444444442 + -1.333333333x + x2 = -0.5555555556 + 0.4444444442

Combine like terms: -0.5555555556 + 0.4444444442 = -0.1111111114
0.4444444442 + -1.333333333x + x2 = -0.1111111114

Factor a perfect square on the left side:
(x + -0.6666666665)(x + -0.6666666665) = -0.1111111114

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| (3x-8)+(4x)=90 | | 2(n-7)=5(n+2) | | -4-3n=12 | | (18x^4-18x^3+10x)= | | 12+6x=54 | | 8w-18=5w+6 | | -3y-36=3(4y+3) | | 7e-6e+12=4e | | c-2.1=6.7 | | -12+(-4)= | | -5-9(2z-3)=(-8z+1)+8 | | 5-6(x-1)=20-3x | | 3.6+m=2.5 | | 8n^2+4=12n | | 5x-4-(8-3x)=0 | | -36=2X-3 | | (2x+7)+x+y=180 | | 20=s-35 | | 2(c+1)=3c+3 | | 25=5x-7x+5 | | 9-(-1)= | | 3=-3-m | | 9x-6x=18 | | 7x+1=64 | | -3x-6y=12 | | a-12=28 | | 10x+3-4x=7 | | -6x-7y=25 | | -6x+5y=13 | | 0=(x+8)(6x-7) | | 3w+9=0 | | -24=7b-3 |

Equations solver categories