Answer:

To find this you must find the slope first:

which is, after performing some calculating is -2.
Next you need to set up your eqaution:

when you set it up, and substitute the variables for your slope and points you should get this:


add 2 to both sides

subtract y from both sides
Answer:
i cant help bcoz i havent read this exercise yet
Given:
16 emails to 6 text messages- 10 emails to 4 text messages
To find:
Whether 16 emails to 6 text messages- 10 emails to 4 text messages proportional or not.
Solution:
Check the ratio of emails to text. If the ratios are equal then the relation is proportional.
16 emails to 6 text messages.



10 emails to 4 text messages.



Since
or
, therefore, it is not proportional.
⟨0,1⟩ could be taken to begin at the origin and end at (0,1). <span> ⟨0,1⟩ has the length/magnitude of 1 and direction j. So the desired unit vector is simply j.</span>
The answer is 1................