Answer:
I think it is C.
Step-by-step explanation:
I might be wrong
7
Because 35/5=7 so 1/5 of 35 would = 7
the selling price is 21 dollars
A. 3
y - 9 = 3(x-2)
y = 3x - 6 + 9
y = 3x + 3
slope is 3x = 3