Answer: 
-7xy+4x^2-8 and y+1-8x^y
Step-by-step explanation:
 
        
             
        
        
        
Answer:
A frequency table and a line plot show which value occurs most often. this is done by labeling every value. The person can clearly see the organized layedout numbers in a frequency table or line plot. 
Step-by-step explanation:
If you have any questions feel free to ask in the comments.
 
        
             
        
        
        
2 goes into 9 4 times. So 4 is your large number and you have 1 remaining, put that over the denominator and your answer is 4 1/2
        
             
        
        
        
Answer:
-3
Step-by-step explanation:
 cause positive = negative
the answer is = negative