Answer:
the answer would be the first one
Step-by-step explanation:
Your domain is your x and your range is y.
I’m pretty sure it’s true. :)
Answer:
use rise over run! this means "rise" (being the change in y, going up or down) divided by the "run" (being the change in x, going from left to the right).
Step-by-step explanation:
Answer:
18
Step-by-step explanation:
First, we have to find out the scale factor of the triangles. So, we go from 20 to 30 by:

1.5 is the scale factor. We're looking for x. We go from 12 to x by:
