Remark
If you just want the way this would be written out the answer is

Note
1. The quotient is the answer of a division problem.
2. The number is represented by the letter x
I believe it is the first one. A.
Total pets = 3+2 =5.
Total money = $22
Money for each pet would be:
22/5 in fraction .
$4.40 in dollars & cents.
Divide all the terms by 2:
2xy + 12z + 3xy - z