X - y = 4 X + y =8

The x-coordinate of the solution to the system shown is

1. 12
2. 4
3. 6
4. 2

How many lines can be drawn through points j and k? 0 1 2 3

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?

Fast! find the length of cu. the triangles are similar. show your work.