It will change because you will move it back, so instead of being in the thousands place, (being 7,000) it will be in the tens place. (being 70)
        
                    
             
        
        
        
Answer:
A C D
 
Step-by-step explanation:
 
        
                    
             
        
        
        

Explanation
Step 1
We know that the general equation for a circle is

where
(h,k) is the center of the circel
and r is the radius
then, all we need to do is replace
Let

replace the values

therefore, the answer is

I hope this helps you 
 
        
             
        
        
        
Answer:
4v-6.3w+9.8
Step-by-step explanation:
If you distribute the negative sign (same as distributing -1), then you get -(-4v) + (-6.3w) - (-(9.8))
Basically it's switching the signs 
Hope that helped :)
 
        
             
        
        
        
Answer:
C) 12%
Step-by-step explanation:
there are 25 ppl in this class. there are 3 ppl with 7 or 8 ppl in their family. 3/25=0.12=12%