SOLUTION: Solve for r in the formula S = L - rL where S is the sale price, L is the list price, and r is the discount rate.

Algebra ->  Equations -> SOLUTION: Solve for r in the formula S = L - rL where S is the sale price, L is the list price, and r is the discount rate.      Log On


   

Question 358316: Solve for r in the formula S = L - rL where S is the sale price, L is the list price, and r is the discount rate.
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
Solve for r in the formula
S = L - rL
:
Factor out L
S = L(1 - r)
:
Divide both sides by L
S%2FL = 1 - r
Rearrange
r = 1 - S%2FL