Answer:
I think in a function of f(x) P is also another variable like P is the price then Q is the quantity.
Step-by-step explanation:
The answer for that question is about 3 I think is this mathswatch
The answer is b so mark it down
Answers: a = 49
b = 10
c = 105
Slope is y2-y1/x2-x1
so, 25-17/7-3
8/4=2
The answer should be b