Answer:
I’m pretty sure it’s 73% but I’m not completely sure
I think it's A because 35n is independent from the 50.
The answer for the question is x=1
The sale price S (in dollars) of an item is given by the formula
S=L−rL , where L is the list price (in dollars) and r is the discount rate.
Since, S = L -rL
rL = L -S
r = 
r = 
Since, the listed price of the shirt is $30, we have to find the discount rate.
Therefore, r =
is the discount rate.