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alexandr402 [8]
3 years ago
10

All books in a store are being discounted by 40%. let x represent the regular price of any book in the store which expression de

scribes the sale price of a book ?
Mathematics
1 answer:
antoniya [11.8K]3 years ago
6 0
To find the sale price<span> we can set up a proportion. 25/100 = </span>x<span>/48. We keep the 100 and 48 both on the bottom of the fraction since they </span>represent<span> the "whole". </span>x represents<span> the </span>discount<span> off the </span>full price<span> of the dress. To solve this proportion, we cross multiply, yielding 48 * 25 = 100x. Alternatively, </span>if<span> you notice that 25/100 ...</span>
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