document.write( "Question 432527: A university bookstore recently sold a wirebound graph-paper notebook for $2.64, and a college-ruled notebook for $3.61. At the start of spring semester, a combination of 50 of these notebooks were sold for a total of $168.86. How many of each type were sold? \n" ); document.write( "
Algebra.Com's Answer #299882 by rwm(914)\"\" \"About 
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number of wired =w
\n" ); document.write( "number of college ruled =c
\n" ); document.write( "w+c=50
\n" ); document.write( "2.64w+3.61c=168.86\r
\n" ); document.write( "\n" ); document.write( "c=38 w=12
\n" ); document.write( "38*3.61+12*2.64=168.86
\n" ); document.write( "
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