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 173266: If a discount of 20% off the retail price of a desk saves Mark $45, how much did he pay for the desk?
Found 2 solutions by nerdybill, Fombitz:
Answer by nerdybill(7384)   (Show Source): You can put this solution on YOUR website!
If a discount of 20% off the retail price of a desk saves Mark $45, how much did he pay for the desk?
.
Let x = cost of desk
then
.20x = 45
x = 45/.20
x = $225

Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
20% of the retail price is the same as 20/100 of the retail price RP.






Mark paid $180.
You could also have found it this way,



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