Please answer the question in the photo, thank you!

Adding and subtracting matricesfind the value of each variable. x = and y = would

Aiden drives to school and back each day. the school is 16 miles from his home. he averages 40 miles per hour on his way to school. if his trip takes 1 hour, at approximately what speed does aiden drive home?

Which rational number could be graphed between -4 and -5