can u guys help me with this one Yfrog Image : yfrog.com/6xunite2math1p
can u guys help me with this one Yfrog Image : yfrog.com/6xunite2math1p
If you look a the graph, you can see where the two lines intersect. What's the big mystery?
If you want to show it algebraically, then
This is the x-coordinate where the two lines intersect. To find the y-coordinate, use either equation and substitute -1 for x.