SOLUTION: a computer is on sale for $900 and is 20% off. what is the original price?

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Question 600220: a computer is on sale for $900 and is 20% off. what is the original price?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!

x - 0.2x = 900

0.8x = 900

x = 900/0.8

x = 1125

So the original price was $1,125