Hello,
f(x) has as inverse f^(-1)(x) 
and (fof^(-1))(x)=(f^(-1)of)(x)= x (the neutral function)
so h(f(x))=x
        
                    
             
        
        
        
14/70 in it's simplest form is 1/5
hope this helps :)
        
                    
             
        
        
        
The answers to this questions would be:
1. A-> (1.5, 1.5)                              5. A and B->  7 units   
2. B-> (-2, -1.5)                               6. C and D->  3 units   
3. C-> (-3.5, 2)                                7. B and D-> 1 unit
4. D-> (0.5, 0)                                 8. A and D-> 8 units
-------------------------------- WORD PROBLEMS------------------------------------------
9. 8 feet 
10a. (-4, -1)                                              10b. (4, 1)