What exactly is your question?
I believe C. 0.5 because if the probability that 1 puppy is a male and they are asking what is the probability is that at most one would be male that would seem as the same as saying one male puppy has a 0.5 probability. Hope it help and isn't confusing how I worded it.
The coefficients are the numbers in front of x or the 4.4 in the equation. So you can just divide the numbers.

Divide to 2.2
......ok.....the orthocenter would be at (1,6)
Answer:
Z = 9.6
Step-by-step explanation:
Multiply each side by 12.
Z = 9.6