21-8x+3y-xy=

Simple and best practice solution for 21-8x+3y-xy= 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 21-8x+3y-xy= equation:


Simplifying
21 + -8x + 3y + -1xy = 0

Reorder the terms:
21 + -8x + -1xy + 3y = 0

Solving
21 + -8x + -1xy + 3y = 0

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -8x + -1xy + -21 + 3y = 0 + -21

Reorder the terms:
21 + -21 + -8x + -1xy + 3y = 0 + -21

Combine like terms: 21 + -21 = 0
0 + -8x + -1xy + 3y = 0 + -21
-8x + -1xy + 3y = 0 + -21

Combine like terms: 0 + -21 = -21
-8x + -1xy + 3y = -21

Add '-3y' to each side of the equation.
-8x + -1xy + 3y + -3y = -21 + -3y

Combine like terms: 3y + -3y = 0
-8x + -1xy + 0 = -21 + -3y
-8x + -1xy = -21 + -3y

Reorder the terms:
21 + -8x + -1xy + 3y = -21 + -3y + 21 + 3y

Reorder the terms:
21 + -8x + -1xy + 3y = -21 + 21 + -3y + 3y

Combine like terms: -21 + 21 = 0
21 + -8x + -1xy + 3y = 0 + -3y + 3y
21 + -8x + -1xy + 3y = -3y + 3y

Combine like terms: -3y + 3y = 0
21 + -8x + -1xy + 3y = 0

The solution to this equation could not be determined.

See similar equations:

| 5+9=582 | | 9e-2=26.8 | | 5x+3=500 | | 12x^3-34x^2-90x= | | 34.5=7c-4 | | 2in(x-1)+3=4 | | 144x^2-9= | | 6x^2+22x=20 | | 8n+7n=8n+12n+4n | | 3*18+9y=27 | | 4x+3=7+2x | | 6x^2y^3-30x^6y^2= | | 99x+7= | | 8x^3-125= | | -6=2x+4 | | 5(x+4)-3(x+6)=9(x+1) | | x*x=-4 | | x*x*x+4x=0 | | x^3-x^2-x=0 | | -96+11y=3 | | 3x^2+18x+27= | | 7(x-5)=2x | | 6x-5=12x+13 | | 8x+4(x+3)=10 | | exp(x^2)-x=x^2 | | 2(x-2)+3(4x-1)=0 | | 5x^2-2=0 | | 6(2n-1)+8=0 | | 8y+4(2+y)=4y-1 | | (13r^2s+2t^2)(rs^2+6t^2)= | | 4(y-5)+3y+3=3(y+1) | | 7(3x-5)=11(2x-4) |

Equations solver categories