SOLUTION: If a discount of 20% off the retail price of a desk saves Mark 45, how much did he pay for the desk.

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Question 230634: If a discount of 20% off the retail price of a desk saves Mark 45, how much did he pay for the desk.
Answer by Theo(13342) About Me  (Show Source):
You can put this solution on YOUR website!
x = retail price
.2*x = discount off retail price

.2x = 45
divide both sides of equation by .2
x = 45/.2 = 225.00

Retail Price was $225.00
.2 * $225.00 = $45.00 = discount.
Discount Price = Retail Price minus Discount = $225.00 - $45.00 = $180.00