document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=500878>Question 500878</A>: <I><SPAN STYLE=\"word-break: break-all;\"> can someone please help me?\r<BR>\n" );
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document.write( "Amy can buy 3 sandwiches and 4 iced teas for $22.25. She can buy 1 sandwich and 3 iced teas for $9.50. Find the cost for 1 sandwich and 1 iced tea. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #338315 by </B><A HREF=/tutors/aboutme.mpl?userid=geetha_rama><B>geetha_rama(94)</B></A><img src=\"/images/stars/stars-08.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=geetha_rama><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=338315\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let x be the cost of sandwich and y be the cost of tea\r<BR>\n" );
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document.write( "3x + 4y = 22.25  -> equation 1<BR>\n" );
document.write( "x + 3y = 9.5  -> equation 2\r<BR>\n" );
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document.write( "Multiple equation 2 by 3\r<BR>\n" );
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document.write( "=> 3x + 9y = 28.5<BR>\n" );
document.write( "   3x + 4y = 22.25    (equation 1)<BR>\n" );
document.write( "   <BR>\n" );
document.write( "Subtract the above two equations,  <BR>\n" );
document.write( "    5y = 6.25<BR>\n" );
document.write( "     y  = 1.25\r<BR>\n" );
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document.write( "    x =  9.5 - 3y ( from equation 2)<BR>\n" );
document.write( "       =9.5 - 3.75<BR>\n" );
document.write( "     =   5.75\r<BR>\n" );
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document.write( "Cost of 1 Sandwich = $5.75<BR>\n" );
document.write( "Cost of 1 iced tea = $1.25<BR>\n" );
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