If 3x-y = 27and 3x+y = 243, then x is equal to |
|||||||
(a) |
0 |
(b) |
2 |
(c) |
4 |
(d) |
6 |
If 3x-y = 27and 3x+y = 243, then x is equal to |
|||||||
(a) |
0 |
(b) |
2 |
(c) |
4 |
(d) |
6 |