Mathematics, 25.01.2020 00:31 ezequiel2k
At a garage sale, a cd costs three times as much as a book. you spend $28 to buy two books and four cds. choose a system of equations to find the price of a cd and the price of a book. then solve.
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At a garage sale, a cd costs three times as much as a book. you spend $28 to buy two books and four...
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