0=$5
1=$7
2=$9
3=$11
4=$13
5=$15
6=$17
10+5=5+10
They both ate the same amount of food.
Commutative Property of Addition is used.
Answer:1 2/3
Step-by-step explanation:You subtract 5/3 by 3/3, then add 1 as the whole number
Answer:

96 people in total.
BTW its seats and I think you meant "how many"
Answer:
2³ · 11
Step-by-step explanation:
88
2 44
2 22
2 11
Prime factorization: 2³ · 11