Q9(ix) If
x+y x+2 2x-y 16
= 8 5 1 3y+1
,then write the value of (y -x)
x+y | x+2 |
2x-y | 16 |
8 | 5 |
1 | 3y+1 |
Solution

x+y | x+2 |
2x-y | 16 |
8 | 5 |
1 | 3y+1 |