document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1062995>Question 1062995</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Carla and Benicio work in a men's clothing store. They earn commission from each suit and each pair of shoes they sell. For selling 3 suits and one pair of shoes, Carla has earned $47 in commission. For selling 7 suits and 2 pairs of shoes, Benicio has earned $107 in commission. How much do the salespeople earn for commission for the sale of a suit? for the sale if a pair of shoes? Write a system of equation to represent situation. Then, solve by the system by substitution. \r<BR>\n" );
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document.write( "I have been working on this for 2 hours and I still can't figure it out, please help me.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #677998 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=677998\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Carla and Benicio work in a men's clothing store. They earn commission from each suit and each pair of shoes they sell. <BR>\n" );
document.write( "For selling 3 suits and one pair of shoes, Carla has earned $47 in commission.<BR>\n" );
document.write( "3u + s = 47 dollars<BR>\n" );
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document.write( " For selling 7 suits and 2 pairs of shoes, Benicio has earned $107 in commission.<BR>\n" );
document.write( "7u + 2s = 107 dollars<BR>\n" );
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document.write( " How much do the salespeople earn for commission for the sale of a suit? for the <BR>\n" );
document.write( "sale if a pair of shoes? Write a system of equation to represent situation. Then, solve by the system by substitution. <BR>\n" );
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document.write( "The system::<BR>\n" );
document.write( "3u + s = 47<BR>\n" );
document.write( "7u + 2s = 107<BR>\n" );
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document.write( "s = 47-3u<BR>\n" );
document.write( "Substitute for \"s\" and solve for \"u\"::<BR>\n" );
document.write( "7u + 2(47-3u) = 107<BR>\n" );
document.write( "7u + 94 - 6u = 107<BR>\n" );
document.write( "u = $13 (price of one suit)<BR>\n" );
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document.write( "Solve for \"s\":<BR>\n" );
document.write( "s = 47-3u<BR>\n" );
document.write( "s = 47-3*13<BR>\n" );
document.write( "s = $8 (price of one pair of shoes)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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