5x 9 4 2x 3
- 5x 13 2x 9 4 3x
- 4 9 3 2x 1 )- 5x
- 4 2x 1 )= 5x 3x 9
- 4x 4 5x 2 7x 9 )/( 2x 3
- 5x 9 4 15 2x 1 3
- 5x 4 x 9 )= 2x 3
- 5x 8y 9 2x 3y 4
- 5x 7 2 3x 9 4 2x 5 3 5
- 5x 4 3 2x 9 5x 8
- 4 2x 9 )+ 5x =- 3 10 x
- 5x 3x 4 2x 9
- 5x 3 2x 9 )- 4 17
- 5x 8y 9 and 2x 3y 4 by substitution method
- 5x 8y 9 and 2x 3y 4 by elimination method
- 9 2x 3 4 (- 5x 2