21/1.5=14
14 years to erode
Please write the full question, you wrote half of the question. If you could write the full one, I could probably be able to answer it
Answer:
The second option, or the one attached.
Step-by-step explanation:
This line has a negative slope because the line is going "down the stairs" from the top-left to the bottom-right.
Answer:
8n.
Step-by-step explanation:
You would be multiplying the amount of teams by the number of members to find the total members, hence 8 times n.