Answer:
x = 2
Nothing more, nothing less
(I) 
(II) 
Get
alone in equation (II)

Insert new equation (II) in equation (I)

Insert
in equation (II)

Answer:
670000000
Step-by-step explanation:
3500 students would actually enroll.
70% of 20000= 14000
25% of 14000= 3500
The answer is going to be s. The proportions are (short leg/long leg) , and the appropriate long leg for h is s.