Answer:
5x/7 - 3/7
Step-by-step explanation:
Answer 200 to 520 and 300 to 580.
Step-by-step explanation:
Each one increases by 60.
Answer:
53 miles per hour
Step-by-step explanation:
It makes sense that speed = distace/ time
Therefore, you need to divide 212 by 4 = 53