Answered

all books in a store are being discounted by 30%


PART A:

let x represent the regular price of any book in the store. write an expression that can be used to find the sale price of any book in the store.

EXPRESSION:


PART B:

Jerome bought a book on sale at the store. the sale price of the book was $8.96. write and solve an equation to determine the regular price of the book to the nearest cent.

EXPRESSION:


REGULAR PRICE OF THE BOOK:

Verified Answer :

keiauz7

Part A:

X - (X*D) = S

S= Sale Price
X= Original Price
D= Discount

Part B:

S = X - XD

S= Sale Price
X= Original Price
D= Discount

8.96 = X - X(.30)
8.96 = X(1 - .30)
8.96 = X(.7)
Divide Both Sides By .7
12.8 = X

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