Answer:

Step-by-step explanation:
attached
Answer:
I think it is the fourth one

Step-by-step explanation:
I hope that is useful for you :)
Answer:
The difference is that the rate is just one thing and the the set of data values are more than one value.They are in a set.
Sorry there is no explanation to this this is not literally math.
Answer:
1.5y - 5
Step-by-step explanation:
I used the distributive approach and distributed -1/2 to the -3y and 10.
(If you try this and it's incorrect, you may just need to distribute -1/2 to the 10, creating -3y - 5.)
Answer:
2 jars
Step-by-step explanation:
If one jar costs $2 and you have $4 then $2+$2=$4