document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=221048>Question 221048</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need help on this word problem setting up  the equation. A 2000L tank containing 550L of water is being filled with water at the rate of 75L per minute from a full 1600L tank.  How long will it be before the two tanks have the same amount of water? X equals time. Not sure how to set up this equation and solve. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #165846 by </B><A HREF=/tutors/aboutme.mpl?userid=rapaljer><B>rapaljer(4671)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rapaljer><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=rapaljer><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=165846\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let x = number of minutes <BR>\n" );
document.write( "75 x = amount of water transferred\r<BR>\n" );
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document.write( "1600-75x = amount of water in the larger tank after x minutes draining<BR>\n" );
document.write( "550 + 75x = amount of water in the tank being filled after x minutes of filling\r<BR>\n" );
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document.write( "1600-75x = 550 + 75x\r<BR>\n" );
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document.write( "Add +75x to each side.<BR>\n" );
document.write( "1600=550 + 75x+75x\r<BR>\n" );
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document.write( "Subtract 550 from each side:<BR>\n" );
document.write( "1050= 150x\r<BR>\n" );
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document.write( "Divide by 150<BR>\n" );
document.write( "7=x\r<BR>\n" );
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document.write( "Final Answer = 7 minutes.\r<BR>\n" );
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document.write( "Check:  After 7 minutes, 7*75 = 525 gallons of water transferred\r<BR>\n" );
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document.write( "550+525 = 1075 gallons in first tank<BR>\n" );
document.write( "1600-525 = 1075 gallons in second tank\r<BR>\n" );
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document.write( "R^2\r<BR>\n" );
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document.write( "Dr. Robert J. Rapalje </SPAN>\n" );
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