Answer:
It should be the last one, She made a sign error when multiplying.
Answer:
a: 
Step-by-step explanation:



Answer:
a)64
b)96
Step-by-step explanation:
For this we calculate the number of rows, 32, as 2+3 is 5, and 160/5 is 32. Then we know that there are 32 rows, and in each row are 2 left seats and 3 right seats, so we multiply 32 by both numbers for the answers.
Answer:
15+4.5+0.5=20
Alex bought 20 pounds of pet food
Step-by-step explanation:
Hope this helps!!
BTW...if y'all have any questions for school (it can be any grade level or subject) just comment here and I will get to it as soon as I can!! ❤