SOLUTION: Books and magazines. At Gwen’s garage sale, all books were one price, and all magazines were another price. Harriet bought four books and three magazines for $1.45, and June bought
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Question 145572: Books and magazines. At Gwen’s garage sale, all books were one price, and all magazines were another price. Harriet bought four books and three magazines for $1.45, and June bought two books and five magazines for $1.25. What was the price of a book and what was the price of a magazine?
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
4B+3M=1.45
2B+5M=1.25 MULTIPLY BY -2 & ADD.
-4B-10M=-2.50
4B+3M=1.45
---------------------
-7M=-1.05
M=-1.05/-7
M=.15 FOR EACH MAGAZINE.
4B+3*.15=1.45
4B+45=1.45
4B=1.45-.45
4B=1.00
B=.25 FOR EACH BOOK.
PROOF
2*25+5*.15=1.25
.50+.75=1.25
1.25=1.25
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