Answer:
12
Step-by-step explanation:
When you subtract a negative number, the two negatives make a plus sign.
4 - (-8)
= 4 + 8
= 12
 
        
             
        
        
        
Answer:
I think on the y-axis you should count by 4s so its more spaced out and label the x axis (which is the line going horizontaly) 1-6 spaced out and you got numbers 1-3 correct I think your name is good you could also put number of bacteria vs number of days :)
Hope this helps
 
        
             
        
        
        
The answer would be x= 7,-7
        
             
        
        
        
Answer:
1st option 
Step-by-step explanation:
Just did it 
 
        
             
        
        
        
Answer:
I wanna say 13 1/2 is the answer
Step-by-step explanation: