Make bottom number same
4/13 times 10/10=40/130
3/10 times 13/13=39/130
between 40/130 and 39/130
hmm
we can doulbe both (time 2/2 each)
80/260 and 78/260
a ratioal number between is 79/260
        
             
        
        
        
A = 
5 and -5
-1 and 3
¹/₃B = 
-6 and 12
-7 and 7
¹/₃B + A =
-1 and 7
-8 and 10
        
             
        
        
        
Answer:A
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
x=9
Step-by-step explanation:
81 is the product of -9 & -9. -9-9=-18. Therefore, (x-9)^2=0, and you get that x=9.