document.write( "Question 966953: J b and F are selling books B sold 15 more books then J sol and F sold twice as many as J. If they sold 163 how many did each sell
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Algebra.Com's Answer #808064 by CubeyThePenguin(3113)\"\" \"About 
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b = j + 15
\n" ); document.write( "f = 2j
\n" ); document.write( "b + j + f = 163\r
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\n" ); document.write( "\n" ); document.write( "Write everything in terms of j.\r
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\n" ); document.write( "\n" ); document.write( "j + 15 + j + 2j = 163
\n" ); document.write( "4j = 148
\n" ); document.write( "j = 37\r
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\n" ); document.write( "\n" ); document.write( "J sold 37 books, B sold 52 books, and F sold 74 books.
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