How do you solve the system #x+y=3, x-y=-1# by graphing?
1 Answer
Nov 2, 2016
The answer is
Explanation:
First draw the line
the draw
The point of intersection (1,2) is the sotion of the simutaneous equations.
graph{(y+x-3)(y-x-1)=0 [-10, 10, -5, 5]}