Answer:
21
Step-by-step explanation:
because you  divide 9 byy 3 and you get 3 so then you do 7 x 3 7x3 is 21
 
        
             
        
        
        
Answer:
4 2/3
Step-by-step explanation:
8×21=168
168÷36(1 yard in inches)=4 with a remainder of 24
24/36 can both be divided by 12 so its now been reduced to 2/3
 
        
             
        
        
        
Answer:
b = 24c
Step-by-step explanation:
 
        
             
        
        
        
V-6>=4
+6     +6
v>=10
add 6 on both sides to simplify this inequality.