Answer:
Step-by-step explanation:
d
8x^2+xy-15y^2
If you need to show work I can put it in the comments :)
Answer:
$12.40
Step-by-step explanation:
Take the total price ($21.35) minus the price of the poster ($8.95) and you get the price of the colored pencils ($12.40).
I think it is 6:15 > 30:80
hope it helps:)