Answer:
The first one
Step-by-step explanation:
Price per box, P = $1.45 .
Money left, M = $1247 - $472.70 = $774.3 .
Let, number of boxes are x.
So,

Therefore, they have to sell 534 more boxes.
Hence, this is the required solution.
Answer: -11
Step-by-step explanation: 5 squared is 25 and 12(-3) is 36 and 25+-36=-11
A fence I think
I hope this was the answer you were looking for