Answer:

Step-by-step explanation:
we know that
To find the speed divide the total distance by the time
so

Answer:
i have no idea what it is so good luck
Step-by-step explanation:
If you want to see if they are equivalent just substitute any number such as 2, so 2.5(2) = 5 and 2 + 5 = 7, so they are not equivalent (THIS IS TRUE UNLESS YOU DIDNT PUT THE X VALUE IN THE QUESTION)