Cube i think sorry if its wrong
        
             
        
        
        
Answer:
(a) [8, 14]
(b)  
(c)See attachment
Step-by-step explanation:
We want to choose a value of x within 3 units of 11.
(a)Now, 11-3=8 and 11+3=14
The possible values of x ranges is in the closed interval [8,14]
(b) Since x is within 3 units of 11., we have:

Solving the absolute inequality

(c)To draw the number line, we use a closed dot since we have the less than or equal to sign.
 
        
                    
             
        
        
        
5/3 and 6/2 because the pattern shows that it adds one to the numerator while it deducts one from the denominator.
 
        
             
        
        
        
Answer:
5< 10x -3 
add like terms first
make sure X's are on one side and numbers on the other