G
Guest
Guest
how do I do this?
3x= -12
1= X+y+2z
2 x-y= -9
:lol:
3x= -12
1= X+y+2z
2 x-y= -9
:lol:
- Joined
- Feb 4, 2004
- Messages
- 16,582
Is this one exercise, or three? What are the instructions?
When you reply, please include all of the steps you have tried thus far. Also, since you did not post this question to either of the "algebra" categories, it must have arisen in some other context; please list that context.
Thank you.
Eliz.
When you reply, please include all of the steps you have tried thus far. Also, since you did not post this question to either of the "algebra" categories, it must have arisen in some other context; please list that context.
Thank you.
Eliz.