the answer would be C because 7(-1) -5(-7) would be -7+35 which equals 28
If the entire student population seems a lot higher than 10 people, I say no. It just depends on the student population. Please look at the earlier parts and respond with a comment what the entire student population is, but if there is no specifications, I would assume they should find a larger sample because 10 people is not accurate to find a general opinion over a larger population.
Answer:
im guessing 53p
Step-by-step explanation:
i dont know that much about theses though so sorry
499
199
+------- the answer is 698 you have to add 499 and 199.