Since F and a are directly proportional, we can relate F to our unknown F, and a to our other known a.
25 / 5 = F / 8
Cross-multiply to solve.
5F = 200
F = 40
Hope this helps!
Answer:
The distance is 9
Step-by-step explanation:
Distance formula: 
Plug in the points:

3/6 = 6/x+3
3x + 9 = 36
3x = 27
x = 9
Answer:
c
Step-by-step explanation:
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