9x^2-8xy-y^2=0

Simple and best practice solution for 9x^2-8xy-y^2=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^2-8xy-y^2=0 equation: 


Simplifying
9x2 + -8xy + -1y2 = 0

Reorder the terms:
-8xy + 9x2 + -1y2 = 0

Solving
-8xy + 9x2 + -1y2 = 0

Solving for variable 'x'.

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


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

Simplifying
x + -1y = 0

Solving
x + -1y = 0

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

Add 'y' to each side of the equation.
x + -1y + y = 0 + y

Combine like terms: -1y + y = 0
x + 0 = 0 + y
x = 0 + y
Remove the zero:
x = y

Simplifying
x = y

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

Simplifying
9x + y = 0

Solving
9x + y = 0

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

Add '-1y' to each side of the equation.
9x + y + -1y = 0 + -1y

Combine like terms: y + -1y = 0
9x + 0 = 0 + -1y
9x = 0 + -1y
Remove the zero:
9x = -1y

Divide each side by '9'.
x = -0.1111111111y

Simplifying
x = -0.1111111111y
Solution
x = {y, -0.1111111111y}

See similar equations:

| (-6n^4)(-7n^2+n)=0 | | 2y(y+1)=y^2+15 | | -2(x+1)+x=12 | | 0.2x=x-12 | | -(4x^2-5x+5)= | | 66=6(-p+6) | | (4a^4-6a^3+a^2)(3a^2+2a)=0 | | 0.55x+0.05(14-x)=0.10(-43) | | 4(2x+6)-8=32 | | 5x-1=2x+1 | | 2y+8+3y=23 | | 0.70x+0.05(10-x)=0.10(-73) | | 10t^2-27t-5=0 | | 5x-(x-4)=10-2(x-8) | | 8x+1=8(x+2) | | -5(-3x+1)=-45 | | 18p^3-51p^2-135p=0 | | 4x^2+196=0 | | 5xy(12x-8y)= | | 4n+.02=1.5n+9 | | 4r^2+2r-5=0 | | 3x^2-16x-64= | | xy+y+15=0 | | -6(x+4)+8=-16 | | -8x+12x-8x= | | 8-.5x-1=-(4+x) | | 8x-8x+4=4 | | -2(z+4)=-12 | | 4xa+3a=2x | | 21=32-6a | | v^2-10v-18=0 | | x^2-24x+96=0 |

Equations solver categories