Answer:
6
Step-by-step explanation:
1. Add up all the numbers = 36
2. Divide 36 by how many numbers
4+8+8+5+6+5 = 36
36/6 = 6
Answer:
it's 6 you have to add everything together and then divide through how many number they're are
(-x - 2y - 4z) + (7x - 6y - 6z)