SOLUTION: A supermarket advertised a sale of 75% off, and afterwards, the price of a pen was $4. What was the original price of a pen before the sale?

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: A supermarket advertised a sale of 75% off, and afterwards, the price of a pen was $4. What was the original price of a pen before the sale?      Log On


   

Question 260215: A supermarket advertised a sale of 75% off, and afterwards, the price of a pen was $4. What was the original price of a pen before the sale?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
(1-.75)X=4
.25X=4
X=4/.25
X=$16 WAS THE ORIGINAL PRICE OF THE PEN.