Answer:
f(x)=1/3x+2
g(x)=1/3x+5
Step-by-step explanation:
for f(x)

So f(x) = 1/3x + 2
b is where the line hit y-axis
for g(x):

So g(x) = 1/3x+5
Well it depends on the type of crayon box that she buys. For instance, some crayon boxes have a 24 pack box of crayons while others have 64 or maybe even a 16 pack box of crayons. So it all depends on what kind of box she bought.
See the attached picture:
This is the answer:
a = 12
9 times it will be 98 rhr