Answer:
C) 7c+6s-63
Step-by-step explanation:
set up this equation because you are adding the two expressions

combine like terms

Answer:
12, 20
Step-by-step explanation:
3/8 of 32 is 12. She ate 3/8, so she ate 12 apples. The question wants to know how many are left over, so you subtract 12 from 32 and get 20.
Answer:
use desmos it will help you with plots
Step-by-step explanation:
just search desmos
Pretty sure it is nine. I hope I helped