Answer:
Raymond's mistake was on the last step, since he didn't square root both sides
The correct answer should be

Step-by-step explanation:

Good luck!
<span>To remove any negative sign in front of a number, and to think of all numbers as positive (or zero). Example: |5|=5</span>
Answer:
Yes, John is correct.
Step-by-step explanation:
To find the total amount of candy you must add the amounts Sally and John have. Sally has 243.75 and John has 27.4. When you add those two together you can 217.5 which is what John thinks therefore he is correct.