8) There are three commodities X, Y and Z which are bought and sold by three dealers A, B andC….8) There are three commodities X, Y and Z which are bought and sold by three dealers A, B andC. Dealer A purchases 2 units of X and 5 units of Z and sells 3 units of Y, dealer B purchases 5 units of X, 2 units of Y and sells 7 units of Z and dealer C purchases 3 units of Y, 1 unit of Z and sells 4 units ofX. In the process A earns Rs. 11 and C Rs. 5 but B loses Rs. 12 . Find the price of each of the commodities X, Y and Z, by using determinants.
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