document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1112196>Question 1112196</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A bank loaned Joe $130,000, part of it at the mortgage annual interest rate of 7%, and the rest at the credit card annual interest rate of 19%. The total interest the bank received on the loan was $9850. How much was loaned at each rate? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #727214 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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/cgi-bin/show-face.mpl?user=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=727214\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I assume simple interest<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+I+=+P%2Ar%2At+ ALIGN=MIDDLE  ALT=\"+I+=+P%2Ar%2At+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+P+ ALIGN=MIDDLE  ALT=\"+P+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = amount loaned @7%<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+130000+-+P+ ALIGN=MIDDLE  ALT=\"+130000+-+P+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = amount loaned @ 19%<BR>\n" );
document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+I+ ALIGN=MIDDLE  ALT=\"+I+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = interest earned by 7% loan<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+9850+-+I+ ALIGN=MIDDLE  ALT=\"+9850+-+I+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = interest earned by 19% loan<BR>\n" );
document.write( "--------------------------------------------<BR>\n" );
document.write( "For 7% loan:<BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+I+=+P%2A.07%2A1+ ALIGN=MIDDLE  ALT=\"+I+=+P%2A.07%2A1+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "For 19% loan:<BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+9850+-+I+=+%28+130000+-+P+%29%2A.19%2A1+ ALIGN=MIDDLE  ALT=\"+9850+-+I+=+%28+130000+-+P+%29%2A.19%2A1+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "----------------------------------------<BR>\n" );
document.write( "Plug (1) into (2)<BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+9850+-+.07P+=+24700+-+.19P+ ALIGN=MIDDLE  ALT=\"+9850+-+.07P+=+24700+-+.19P+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+.12P+=+14850+ ALIGN=MIDDLE  ALT=\"+.12P+=+14850+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+P+=+123750+ ALIGN=MIDDLE  ALT=\"+P+=+123750+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+130000+-+P+=+130000+-+123750+ ALIGN=MIDDLE  ALT=\"+130000+-+P+=+130000+-+123750+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+130000+-+P+=+6250+ ALIGN=MIDDLE  ALT=\"+130000+-+P+=+6250+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "-------------------------------------------<BR>\n" );
document.write( "$123,750 was loaned @7%<BR>\n" );
document.write( "$6,250 as loaned @ 19%<BR>\n" );
document.write( "-----------------------------------<BR>\n" );
document.write( "check:<BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+I+=+.07P+ ALIGN=MIDDLE  ALT=\"+I+=+.07P+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+I+=+.07%2A123750+ ALIGN=MIDDLE  ALT=\"+I+=+.07%2A123750+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+I+=+8662.5+ ALIGN=MIDDLE  ALT=\"+I+=+8662.5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and<BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+9850+-+I+=+%28+130000+-+P+%29%2A.19+ ALIGN=MIDDLE  ALT=\"+9850+-+I+=+%28+130000+-+P+%29%2A.19+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+9850+-+I+=+%28+130000+-+123750+%29%2A.19+ ALIGN=MIDDLE  ALT=\"+9850+-+I+=+%28+130000+-+123750+%29%2A.19+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+9850+-+I+=+6250%2A.19+ ALIGN=MIDDLE  ALT=\"+9850+-+I+=+6250%2A.19+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+9850+-+I+=+1187.5+ ALIGN=MIDDLE  ALT=\"+9850+-+I+=+1187.5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+I+=+8662.5+ ALIGN=MIDDLE  ALT=\"+I+=+8662.5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "OK<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );