When h has the value 4, calculate 5h - 3? urgent !

5h - 3

First, substitute in the 4 for the h. / Your problem should look like: 
Second, multiply 5 × 4 to get 20. / Your problem should look like: 
Third, subtract. / Your problem should look like: 

 17

Ithink it’s b because it say 3 plastic rings and all the balls