Answer:

Step-by-step explanation:
If it has a slope of 3/4, then it will look like this:

If it passes through (4, 0), than y = 0 when x = 4



Therefore, the equation is
.
Answer:
you can solve like this i think it is correct but i am not sure
Answer:
16
Step-by-step explanation:
n=pens
n+9=25
solve for n
n=16
Answer:

I hope this is good enough:
Fair for one day = 2 × $2.25 = $4.5
Fair for d no. of days = $4.5 × d = $4.5d
HOPE THIS WILL HELP YOU