Answer:
Total cost = XP+XY
Step-by-step explanation:
Let x represent the unit cost of Platies (P)
Y represent the unit cost of loaches (L)
Cost of Platies = P * X = XP
Cost of Loaches = L * Y = LY
Total cost = XP + LY
Answer: 5
Step-by-step explanation: add 5 on each side and you get -50 then divide -5/2 with -50 and get 5
544 feet.
|504| +|-40|=544