Two students went to the school store. Each had a $20 bill. Jacob bought 3 of an item and received change. Quinn bought 7 of the same item and also received
change. The total amount of change between them was $25. Write and solve an
equation to find which item the students bought.*

T-Shir
$15.00
Many schools have a student store run by
students. Different school stores sell
different types of items. Some things you
might find in a school store are school
supplies, such as pencils and notebooks,
school merchandise such as a sweater with
the school mascot, and snacks.
COS COB
SCHOOL
School Store Prices
Pencil
0.10

Pen
0.25
Poster board
1.50
Notebook
3.00
Eraser
0.10