Answer:
See in the picture
Step-by-step explanation:
I solved the valye for the ticket using linear systems, defining X and Y as the ticket value for adults and children.
I write the number seven with a bar on it. I hope you understand it (see 7.5 in the picture)
Answer:i would say c or a
Step-by-step explanation:
if you are looking how to times a 2 digit witha 2 digit number there is a video where it explains everything.