0=-3x^2+12x-9

Simple and best practice solution for 0=-3x^2+12x-9 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 0=-3x^2+12x-9 equation:


Simplifying
0 = -3x2 + 12x + -9

Reorder the terms:
0 = -9 + 12x + -3x2

Solving
0 = -9 + 12x + -3x2

Solving for variable 'x'.

Combine like terms: 0 + 9 = 9
9 + -12x + 3x2 = -9 + 12x + -3x2 + 9 + -12x + 3x2

Reorder the terms:
9 + -12x + 3x2 = -9 + 9 + 12x + -12x + -3x2 + 3x2

Combine like terms: -9 + 9 = 0
9 + -12x + 3x2 = 0 + 12x + -12x + -3x2 + 3x2
9 + -12x + 3x2 = 12x + -12x + -3x2 + 3x2

Combine like terms: 12x + -12x = 0
9 + -12x + 3x2 = 0 + -3x2 + 3x2
9 + -12x + 3x2 = -3x2 + 3x2

Combine like terms: -3x2 + 3x2 = 0
9 + -12x + 3x2 = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(3 + -4x + x2) = 0

Factor a trinomial.
3((1 + -1x)(3 + -1x)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

Subproblem 2

Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Solution

x = {1, 3}

See similar equations:

| 14=-x^3+6x^2-9x | | .0525=.006x+.0045 | | 7g+12=21+g | | 2(1/4)+1/5 | | -4y=12-8x | | .0525=.006x | | 2/1/3+3n=4/5n+18 | | y=-x^3+6x^2-9x | | 4(x-8)-9=-41 | | 105+9x=112+8x | | 12-3(x-8)=-14 | | 65y-27=y-29 | | 3x/5-2=x+1/3 | | 3x/5-2=x | | 9+8x=105+112x | | Z+(-83)=71 | | 6(5+x)=3(3x+10) | | 2/3+1q/6+1/3 | | -180-10x=-140 | | 4xa=2b-7 | | X*10=y/2 | | 5q-9=6 | | 0.2x=180 | | 3/x+(9/8x)+3 | | 3x-12=2[5-3(3x-1)] | | -88y-99=y-(-14) | | 11x+25=6x+120 | | 3/4y-4=x/3 | | 100-5x=5-8x | | 9y^3-36y^2-16y+64=0 | | x-6=-13x+36 | | 3/0=(9/8x)+3 |

Equations solver categories