Answer:
5525
Step-by-step explanation:
Using the formula with n = 25 , then

= 
= 
= 5525
1) 4x + 2 = 1/2x + 17
2) 4x - 1/2x = 17 - 2
3) 3.5x = 15
4) (3.5x)/3.5 = 15/ 3.5
5) x = 4.29 (rounded)
X + 4 > -15
x > -15 - 4
x > -19
The answer is: x > -19.
Could you show where is Point H?