Answer:
Hi I'm learning the same thing and I just got it I think it's C=43.98cm
 
        
             
        
        
        
Answer:
None of the above
Step-by-step explanation:
F - 40y
G - 4y
H - 40y
J y+4
 
        
             
        
        
        
15.48 + 5.16 = p because you have to do the reverse. to find "p" you have to add the amount you subtracted.
        
             
        
        
        
Answer:
12
Step-by-step explanation:
if you find it difficult you can always write is down as a piece of side working
-14
-13
-12
-11
-10
-9
-8
-7
-6
-5
-4
-3
 
        
             
        
        
        
Answer:
54712
Step-by-step explanation:
Starting with 547120, move the decimal point one place to the left, obtaining 54712.  (Matches last answer choice)