document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=54028>Question 54028</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0618044302/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Victor earns $3 an hour working after school and $4 an hour working on saturdays. Last week he earned $43, working a total of 13h. How many hours did he work on saturday? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #36285 by </B><A HREF=/tutors/aboutme.mpl?userid=anumeha><B>anumeha(1)</B></A><img src=\"/images/stars/iconNewId_16x16.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=anumeha><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=36285\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> let ,no. of hrs he worked on saturday=y<BR>\n" );
document.write( "     \"    \"  \"   \"   \"     \"  weekdays=x<BR>\n" );
document.write( "we have x+y=13<BR>\n" );
document.write( "also x=13-y     (i)<BR>\n" );
document.write( "now,<BR>\n" );
document.write( "      3x+4y=43<BR>\n" );
document.write( "using equation (i)<BR>\n" );
document.write( "          3(13-y)+4y=43<BR>\n" );
document.write( "           39-3y+4y=43<BR>\n" );
document.write( "              y=4 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );