document.write( "Question 1013319: You are collecting pairs of socks and toothbrushes for charity. After d days, you have collected (4d + 5) pairs of socks and (3d + 7) toothbrushes. \r
\n" ); document.write( "\n" ); document.write( "How many more pairs of socks than toothbrushes have been collected on day 7?
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Algebra.Com's Answer #629572 by josmiceli(19441)\"\" \"About 
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On day 7 pairs of socks collected are:
\n" ); document.write( "\"+4d+%2B+5+=+4%2A7+%2B+5+\"
\n" ); document.write( "\"+4d+%2B+5++=+33+\"
\n" ); document.write( "On day 7 toothbrushes collected are:
\n" ); document.write( "\"+3d+%2B+7+=+3%2A7+%2B+7+\"
\n" ); document.write( "\"+3d+%2B+7+=+28+\"
\n" ); document.write( "----------------
\n" ); document.write( "\"+33+-+28+=+5+\"
\n" ); document.write( "5 more pairs of socks than toothbrushes
\n" ); document.write( "were collected on day 7
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