document.write( "Question 1135373: Three friends, Anna, Vaso and Yianna went to the library of the school in order to borrow some books. All
\n" ); document.write( "together borrowed 15 books. After a few days Anna returned to the library 1 book, Vaso returned 2 books and
\n" ); document.write( "Yianna returned 3 books. After the returns , the three friends has the same number of books from the library.
\n" ); document.write( "How many books did Yianna borrowed at the beginning?
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Algebra.Com's Answer #752982 by josgarithmetic(39623)\"\" \"About 
You can put this solution on YOUR website!
\"system%28a%2Bv%2By=15%2Ca-1=v-2=y-3%29\"------------the second equation is really TWO equations. \n" ); document.write( "
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