X y 1 2x 3y 2
- X y 5 2 2x 3y 5 1
- 1 2x y x 3y 3 2
- X 2 y 1 2x 3y k
- Is x y 1 2x 3y 2 xy 0
- X y z 1 2x 3y 2z 2
- Y 1 2x 5 x 3y 20
- X y 4 2 2x 3y 1 2
- 5 x 3 y 1 3 2x 2 3y 5
- X 2 2x y 1 )+ 3y 2 2025
- 5 x 3 y 1 3 2x 2 3y 5 by elimination method
- 9 x y 1 2 4 2x 3y 1 2
- X y z 1 2x y 1 3x 3y 4z 2
- X y 2z 5 x 2y z 1 2x 3y 2z 5
- X y 2 2x 3y 5 3x 2y 1