81x^2-54x+9=

Simple and best practice solution for 81x^2-54x+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 81x^2-54x+9= equation:


Simplifying
81x2 + -54x + 9 = 0

Reorder the terms:
9 + -54x + 81x2 = 0

Solving
9 + -54x + 81x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '9'.
9(1 + -6x + 9x2) = 0

Factor a trinomial.
9((1 + -3x)(1 + -3x)) = 0

Ignore the factor 9.

Subproblem 1

Set the factor '(1 + -3x)' equal to zero and attempt to solve: Simplifying 1 + -3x = 0 Solving 1 + -3x = 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 + -3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3x = 0 + -1 -3x = 0 + -1 Combine like terms: 0 + -1 = -1 -3x = -1 Divide each side by '-3'. x = 0.3333333333 Simplifying x = 0.3333333333

Subproblem 2

Set the factor '(1 + -3x)' equal to zero and attempt to solve: Simplifying 1 + -3x = 0 Solving 1 + -3x = 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 + -3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3x = 0 + -1 -3x = 0 + -1 Combine like terms: 0 + -1 = -1 -3x = -1 Divide each side by '-3'. x = 0.3333333333 Simplifying x = 0.3333333333

Solution

x = {0.3333333333, 0.3333333333}

See similar equations:

| 1.2x-5+3=3.2-5.6x+0.4x | | a-2/1=5/3 | | x^4-14x^3+49x^2= | | P^2+p=5 | | 5/4+x=7/3 | | (4x^2+30x+33)/(x+6) | | M^2-2m+4=0 | | -5n/4=15/12 | | 2/3=-2/9+w | | 2r-19=-11+r | | 4/x-3=-2/5 | | -4x-4+7x=26 | | 121x^2-44x=0 | | 2a/10=6 | | 0.5q=600 | | X^2-16x=63 | | (7x+8)=(9x-8) | | (x^3-18x^2+95x-126)(x-9)= | | 2/3x^2=16 | | -(5-7n)=30 | | 1/9=a+4/5 | | -16t^2+77t+5=0 | | 1/4=-1/4+x | | 7x+4+3x=34 | | 1000W=125 | | -5n-4(-7n-4n)=36+7n | | 300J=432 | | 13B=624 | | 15y=3000 | | 2x^2-6=104 | | 3n=648 | | (6x^2-5x+9)/(2x-1) |

Equations solver categories