9x^2-12x+4=16

Simple and best practice solution for 9x^2-12x+4=16 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+4=16 equation:


Simplifying
9x2 + -12x + 4 = 16

Reorder the terms:
4 + -12x + 9x2 = 16

Solving
4 + -12x + 9x2 = 16

Solving for variable 'x'.

Reorder the terms:
4 + -16 + -12x + 9x2 = 16 + -16

Combine like terms: 4 + -16 = -12
-12 + -12x + 9x2 = 16 + -16

Combine like terms: 16 + -16 = 0
-12 + -12x + 9x2 = 0

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

Factor a trinomial.
3((-2 + -3x)(2 + -1x)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-2 + -3x)' equal to zero and attempt to solve: Simplifying -2 + -3x = 0 Solving -2 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -3x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -3x = 0 + 2 -3x = 0 + 2 Combine like terms: 0 + 2 = 2 -3x = 2 Divide each side by '-3'. x = -0.6666666667 Simplifying x = -0.6666666667

Subproblem 2

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Solution

x = {-0.6666666667, 2}

See similar equations:

| x+(2x-20)+(x+10)=270 | | 8n-6=-5+8n | | 2d+10=7t | | 16x^2+2-3=0 | | 14y+15=-33 | | 15a-54=-a | | 8xy=10xy+13 | | 2x^2-12x=0 | | (2t-5t)(t-1)=2 | | 3x+20=8x-30 | | 3u-3=3 | | 16t+3=67 | | 28x=21 | | -4a-3a=3-8a-2a | | X=20 | | 102x=17 | | 5t+8= | | 4.5x+6.5=-6.5 | | c=.55(59-32) | | -2y-8=6y+16 | | X=108 | | 7+4x=82 | | 9-r=2r+6 | | -23x=-161 | | 10u=0 | | 0=x^3-8x^2+15x | | 5+24t+-8t^2=0 | | 15w+21= | | 1-9x^2=0 | | x^2-x-272=0 | | x-(-56)=184 | | 4x+5=23x+1 |

Equations solver categories