81x^2-90xy+25y^2=

Simple and best practice solution for 81x^2-90xy+25y^2= 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^2-90xy+25y^2= equation: 


Simplifying
81x2 + -90xy + 25y2 = 0

Reorder the terms:
-90xy + 81x2 + 25y2 = 0

Solving
-90xy + 81x2 + 25y2 = 0

Solving for variable 'x'.

Factor a trinomial.
(9x + -5y)(9x + -5y) = 0


Subproblem 1
Set the factor '(9x + -5y)' equal to zero and attempt to solve:

Simplifying
9x + -5y = 0

Solving
9x + -5y = 0

Move all terms containing x to the left, all other terms to the right.

Add '5y' to each side of the equation.
9x + -5y + 5y = 0 + 5y

Combine like terms: -5y + 5y = 0
9x + 0 = 0 + 5y
9x = 0 + 5y
Remove the zero:
9x = 5y

Divide each side by '9'.
x = 0.5555555556y

Simplifying
x = 0.5555555556y

Subproblem 2
Set the factor '(9x + -5y)' equal to zero and attempt to solve:

Simplifying
9x + -5y = 0

Solving
9x + -5y = 0

Move all terms containing x to the left, all other terms to the right.

Add '5y' to each side of the equation.
9x + -5y + 5y = 0 + 5y

Combine like terms: -5y + 5y = 0
9x + 0 = 0 + 5y
9x = 0 + 5y
Remove the zero:
9x = 5y

Divide each side by '9'.
x = 0.5555555556y

Simplifying
x = 0.5555555556y
Solution
x = {0.5555555556y, 0.5555555556y}

See similar equations:

| 0=x*2-2x-24 | | -7=k-992/-1 | | 6(2y-1)=15 | | g/7-117=-111 | | 3x+6+24=180 | | 117-9r=27 | | 3x+6+24=90 | | 118-7c=97 | | 2w+3=w+8 | | 26t-31=125 | | 10+(-10)+2= | | h+(h-5)+(2h+4)= | | 12x^3-36x^2+15x= | | 2x+11=-9-3x | | 4w-vx=y^2 | | 3=u-826/31 | | 8+3x=20n | | 4x+1+17=90 | | 41=104-7w | | -104=c/22-108 | | 25=9+4r | | 2x-51+81=90 | | 96=42+3n | | 2x-2+72=90 | | G/7 | | =4(y+5)-y | | 3q+11= | | 4a+b-2a+4b= | | =4y-y | | -3(4t-4)+7t=4t-4 | | 5x+3+67=90 | | x^2+100x-1000=0 |

Equations solver categories