Answer:
Step-by-step explanation:
The greatest common factor they share is 4.

Answer:
13.75
Step-by-step explanation:
First you know there are 5 students and 5 teachers, for each student it costs 6.25 and for every teacher it cost 1.50. So 5 teachers x 1.50= 7.5. 5 students x 1.25 =6.25. 7.5 +6.25= 13.75
Answer:
B
Step-by-step explanation:
X is equal to One so that is why slope 1 and -3