For this case we have that if "y" varies directly with "x", then it is true that:

Where:
k: It is the constant of proportionality
We have according to the data that:

We find the value of "k":

Having "k", we find "y" when
:

ANswer:

Answer:
multiply
Step-by-step explanation:
7x 15= 105
105x4=420
then add 105+420= 44,100
Answer:
3/2
rises by 3
runs by 2
I hope this is good enough: