The sale price for a bicycle is $315. The original price Was first discounted by 50% and then discounted an additional 10%. Find The original price of The bicycle.

So what you do is you multiply the 315 by. 1 and then add that from 315. This gives you 346.5. You then take that number and multiply it by. 5 and then add it to 346.5. this give you 519.75. This is your original price 519.75.