21x^2y^2+2xy-8=0

Simple and best practice solution for 21x^2y^2+2xy-8=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 21x^2y^2+2xy-8=0 equation:


Simplifying
21x2y2 + 2xy + -8 = 0

Reorder the terms:
-8 + 2xy + 21x2y2 = 0

Solving
-8 + 2xy + 21x2y2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-2 + -3xy)(4 + -7xy) = 0

Subproblem 1

Set the factor '(-2 + -3xy)' equal to zero and attempt to solve: Simplifying -2 + -3xy = 0 Solving -2 + -3xy = 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 + -3xy = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -3xy = 0 + 2 -3xy = 0 + 2 Combine like terms: 0 + 2 = 2 -3xy = 2 Divide each side by '-3y'. x = -0.6666666667y-1 Simplifying x = -0.6666666667y-1

Subproblem 2

Set the factor '(4 + -7xy)' equal to zero and attempt to solve: Simplifying 4 + -7xy = 0 Solving 4 + -7xy = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -7xy = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -7xy = 0 + -4 -7xy = 0 + -4 Combine like terms: 0 + -4 = -4 -7xy = -4 Divide each side by '-7y'. x = 0.5714285714y-1 Simplifying x = 0.5714285714y-1

Solution

x = {-0.6666666667y-1, 0.5714285714y-1}

See similar equations:

| 16x*x=5x | | .65x+.90y=.80 | | 3xy-2y=2x-1 | | 1/x^2=64 | | Z+16=30 | | -6x+8x-x=91x-15x | | Z+15=17 | | 10/d=20 | | 17-z=5 | | 7x-13=5x-3 | | g(x)=f(x)+k | | Z+10=29 | | -5x+6=4x-5 | | 6h+-7=17 | | 4x(x^3+8)= | | 41=5x+c^2 | | 3x+x=208 | | -6y-18=-3(y-2) | | 16x*16x=5x | | 25=k-1.5/.06 | | 25m^2+60m+36=0 | | 72x+9x=16x-5 | | (3x+5)+(4x-2)=0 | | z+14=33 | | 4(8-3t)=36 | | (3+5)+(4-2)=0 | | 68k^2+83k+24=0 | | z+13=28 | | f/20-4=4.9 | | z-8=-2 | | 60x=54.106 | | 9(3s+2)=45 |

Equations solver categories