Answer:
 
  
 
  
Step-by-step explanation:
Given
Attached number lines
Required
Express as: 
The two points on the number line represent x and c (in no particular) respectively.
Solving (a): 
Let:


So:


Solve the expression in the absolute bracket

Remove absolute bracket

So: the expression is;

Solving (b): 
Let:


So:


Solve the expression in the absolute bracket

Remove absolute bracket

So: the expression is;

 
        
             
        
        
        
Answer:
Inverse Operations
Inverse operations 
Division 
Step-by-step explanation:
+4 on both sides
-17 both sides
Divide by 20 both sides.
 
        
             
        
        
        
There are 10 cards and you are looking to find the probability of choosing 1 of 6 cards. so essentially 6/10 or 3/5 which are both equivalent to 60% 
        
             
        
        
        
Answer:
2700!
Step-by-step explanation:
hope that helped <3