<PRE><B>Question 985549</B>
Solve by graphing
x+y=-1
2x-y=7 
They all have to be on one graph
-----
{{{graph(400,400,-10,10,-10,10,-x-1,2x-7)}}}
-------
Ans: (2,-3)
---------------
Cheers,
Stan H.
--------------</PRE>