Yes, it can be shown as 4/15.
        
             
        
        
        
Answer:
Sid : [tied up] This is either really good or really bad.
 
        
                    
             
        
        
        
Answer:1 
Step-by-step explanation:
 
        
             
        
        
        
Answer:
x = -1 ,y = -5
Step-by-step explanation:
--> -2x + 3y +3x-3y = 12-13
--> x= -1
then 
--> -2(-1) +3y =-13
--> 2+3y= -13
--> 3y = -15
--> y =-15/3
--> y = -5