P=s1+s2+s3
Move +s1 to the other side. Sign changes from +s1 to -s1
P-s1=s1-s1+s2+s3
p-s1=s2+s3
Move s2 to the other side. Sign changes from s2 to -s2
p-s1-s2=s2-s2+s3
p-s1-s2=s3
Answer: p-s1-s2=s3
 
        
             
        
        
        
Answer:

Step-by-step explanation:
I am assuming that you mean (4,−9) and (8, -3).

Hope this helps.
 
        
                    
             
        
        
        
Hola! yo te ayudaria, pero no se en que. No tienes el problema para que yo lo resuelva. Lo siento si mi espanol no es bueno, estoy aprendiendo como escribir lo. Sorry-
        
             
        
        
        
Answer:
Step-by-step explanation:
 denotes the set of elements in both A and C, which is denotes the set of elements in both A and C, which is . .
 denotes the complement of set B, which is the set of all elements that are in the universal set that are not in set B. In this case, this set is denotes the complement of set B, which is the set of all elements that are in the universal set that are not in set B. In this case, this set is