Math, asked by vinayagamthangaraj, 3 months ago

17. The price of 3 mathematics books, 2 chemistry books and one physies book is Rs. 840. The price of
2 mathematics books, one chemistry book and one physics book is Rs 570. The price of one
mathematics book, one chemistry book and 2 physics books is Rs. 630. Fine the cost of each book by
using Cramer's rule.
torice the sum of

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Answered by matheeb

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sorry brother I don't know the answer

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