If you divide both sides by -4 you get

So, you wrote the equation in the form y=kx, and in this form k is the constant of variation. So, the constant is -2.
Answer:
the correct answer is b.
Step-by-step explanation:
it is b because if you plug in -7, two of the x-values will have -7 making the x-values the same and in order to be a function all x-values have to be different.
Answer:
use cymath for answer
Step-by-step explanation:
it will explain better
Answer:
they are both straight
Step-by-step explanation:
Answer:
No, because factorials are product of all positive integers less than or equal to a given positive integer.