I don’t know the answer to this but I have an app called Socratic, it helps out with problems like this, download it and take a picture of what you are looking for, and it will give you the answers. I hope this helps..
        
             
        
        
        
Answer:
The temperature in the next morning is -4°C
Step-by-step explanation:
-11 °C + 7 °C = -4 °C
Since rises means increase or add
 
        
                    
             
        
        
        
What 2 numbers multiply to get -20 and add to get -8
-10 and 2
(p-10)(p+2)
        
             
        
        
        
You need 19 because the median would be the middle of 17 and 19 which would be 18 
        
                    
             
        
        
        
Answer:
2x^2+5x-3
Step-by-step explanation: