the answer is -3 because the equation is y2-y1/x2-x1. the numbers behind the y and x means the y in the first ordered pair or second. the same for the x. once we finish solving this equation, we get -3, which is our answer.
B. 5/115 should be the correct answer 100%
323 because I did the quiz and got it right txt me if you need help
The answer is 34,020. I hope that this helps.
Using the Definition of average speed, we have:

Obs: approximate results
Letter DIf you notice any mistake in English, please let me know, because I'm not native.