document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=593731>Question 593731</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please let me know step by step - thanks!\r<BR>\n" );
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document.write( "Julio has found that his new car gets 36 miles per gallon on the highway and 31 miles per gallon in the city.  He recently drove 397 miles on 12 gallons of gasoline.  How many miles did he drive on the highway?  How many miles did he drive in the city? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #376432 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=376432\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "let him drive x miles on Highway<BR>\n" );
document.write( "y miles in city<BR>\n" );
document.write( "Total miles traveled\r<BR>\n" );
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document.write( "x+y = 397..........(1)\r<BR>\n" );
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document.write( "Consumption on Highway + consumption in city = Total consumption\r<BR>\n" );
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document.write( "x/36 + y/31= 12\r<BR>\n" );
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document.write( "31x+36y= 12*31*36<BR>\n" );
document.write( "3136yy =13392.........(2)\r<BR>\n" );
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document.write( "x		miles on highway						<BR>\n" );
document.write( "y		miles in city						<BR>\n" );
document.write( "							<BR>\n" );
document.write( "1	x	+	1	y	=	397	.............1	<BR>\n" );
document.write( "								<BR>\n" );
document.write( "31.00	x	+	36.00	y	=	13392	.............2	<BR>\n" );
document.write( "Eliminate	y							<BR>\n" );
document.write( "multiply (1)by		-36						<BR>\n" );
document.write( "Multiply (2) by		1						<BR>\n" );
document.write( "-36	x		-36	y	=	-14292		<BR>\n" );
document.write( "31.00	x	+	36	y	=	13392		<BR>\n" );
document.write( "Add the two equations								<BR>\n" );
document.write( "-5.00	x				=	-900		<BR>\n" );
document.write( "/	-5.00							<BR>\n" );
document.write( "x	=	180.00						<BR>\n" );
document.write( "plug value of			x	in (1)				<BR>\n" );
document.write( "1.00	x	+	1.00	y	=	397.00		<BR>\n" );
document.write( "180.00		+	1.00	y	=	397.00		<BR>\n" );
document.write( "			1.00	y	=	397.00	+	-180.00<BR>\n" );
document.write( "			1.00	y	=	217.00		<BR>\n" );
document.write( "				y	=	217.00		<BR>\n" );
document.write( "180		miles on highway						<BR>\n" );
document.write( "217		miles in city						<BR>\n" );
document.write( "m.ananth@hotmail.ca								<BR>\n" );
document.write( " </SPAN>\n" );
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