1. -56
2. say you owe someone 84$, so that's 84$ you don't have, then you give that person 28$. now you only owe them 56$.
Step-by-step explanation:

Answer: 9 miles per hour.
Step-by-step explanation:
In 1 hour they would run (1 4/5)/(1/5) = (9/5)*5 = 9 hours. So, they are running 9 miles per hour.
Answer:
47-25=22
Step-by-step explanation:
range is highest number subtract the lowest number lol easiest of all for the dot plot it is last number and first number with dots