document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1209708>Question 1209708</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hi<BR>\n" );
document.write( "The average usage of water is 4000 litres per month. During the  months of May June and July the usage is 4500 litres per month. What should the average usage of water be for the rest of the months so that the total consumption for the year is the same. \r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #849953 by </B><A HREF=/tutors/aboutme.mpl?userid=math_tutor2020><B>math_tutor2020(3817)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=math_tutor2020><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=849953\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font color=black size=3><BR>\n" );
document.write( "x = average water usage, in liters, for months other than May June and July.\r<BR>\n" );
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document.write( "Over the course of those 12-3 = 9 months, x liters per month are used.<BR>\n" );
document.write( "So 9x is the amount used over those months.\r<BR>\n" );
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document.write( "3*4500 = the amount of water used over May June and July combined.\r<BR>\n" );
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document.write( "9x+3*4500 = total amount of water used over the 12 months\r<BR>\n" );
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document.write( "(9x+3*4500)/12 = average water usage per month<BR>\n" );
document.write( "(9x+3*4500)/12 = 4000<BR>\n" );
document.write( "9x+3*4500 = 4000*12<BR>\n" );
document.write( "9x = 4000*12-3*4500<BR>\n" );
document.write( "9x = 34500<BR>\n" );
document.write( "x = 34500/9<BR>\n" );
document.write( "x = 11500/3<BR>\n" );
document.write( "x = 3833.333333...<BR>\n" );
document.write( "The 3's go on forever in that decimal value.\r<BR>\n" );
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document.write( "The months other than May June July should use on average roughly 3833.333 liters of water per month. <BR>\n" );
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