X y 2 2x 3y 1
- X y 2 2x 3y 14
- X y 5 2 2x 3y 5 1
- Y 2 x 5 2x 3y 16
- X 3y 2 2x y 11
- 2 x 3 y 17 2x 2 3y 1 5
- Xy 2 2x 3y 19
- 2x 3y 10 y =- x 2
- X y 4 2 2x 3y 1 2
- X y 2 2x 3y 5 3x 2y 1
- X 2 y 1 2x 3y k
- X 3 0 y 2 0 2x 3y 12
- 2x y 2 x 3y 15 by substitution method
- X y 3z 10 xyz =- 2 2x 3y 4z 4
- 2x y 2 x 3y 15 by elimination method
- 2x y 2 x 3y 15