Answer:
17. 290a for pizza / 5b for celary / 290a+5b=total calorie intake
18. 8.50a for adult tickets / 5.50c for children tickets / 8.50a+5.5c=total for tickets
Answer:
45
Step-by-step explanation:
Answer:
m = 
Step-by-step explanation:

The standard method is correct but it shows 53 instead of 5.3
so it is False. Hope it helps