Answer:
0.5 or 1/2
Step-by-step explanation:
1. Use rise/run.
2. 4 numbers between -2 and 2, which also makes 4 the run.
3. Notice that at x = -2, y = 1. At x = 2, y = 3.
4. Find the difference between them, 3 - 1 = 2.
5. Do 2(rise)/4(run), or 1/2 which can be simplified to 0.5.
