Question

A principal is ordering new books. The number of books she order is 25 times the number of classes plus 8. Represent the relationship between the number of books ordered and the number of classes in the table below. Number of classes:1, 2, 3, 4, 5. Books:?

How many books does the principal need to order for 10 classes?
If the principal orders 233 books, how many classes are there

Answer 1

if only ik

Explanation:

Answer 2

1 =25 times 1+8=33
2=25 times 2+8=58
3=25 times 3+8=83
4=25 times 4+8=108
5=25 times 5+8=133

B
10= 25times 10+8=258

C
233=25 times x+8
233=25x+8
233-8=25x
225=25x
225/25=25x/25
9=x
there are 9 classes.