document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1070248>Question 1070248</A>: <I><SPAN STYLE=\"word-break: break-all;\"> the Collins family and the Adams family each used their sprinklers last summer. The Collins family sprinklers was used for 15 hours. The Adams family sprinklers was used for 25 hours. There was a combined total output of 1475 L of water. What was the water output rate for each sprinkler if the sum of the two rates was 75 l per hour? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #685369 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=685369\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let the rate for Collins family =<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+a%2F15+ ALIGN=MIDDLE  ALT=\"+a%2F15+\"   DISABLED_style= \"max-width:90%; height:auto;\" > L/hr<BR>\n" );
document.write( "Let the rate for the Adams family =<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+b%2F25+ ALIGN=MIDDLE  ALT=\"+b%2F25+\"   DISABLED_style= \"max-width:90%; height:auto;\" > L/hr<BR>\n" );
document.write( "---------------------------------<BR>\n" );
document.write( "Given:<BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+a%2F15+%2B+b%2F25+=+75+ ALIGN=MIDDLE  ALT=\"+a%2F15+%2B+b%2F25+=+75+\"   DISABLED_style= \"max-width:90%; height:auto;\" > L/hr<BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+a+%2B+b+=+1475+ ALIGN=MIDDLE  ALT=\"+a+%2B+b+=+1475+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "----------------------------------<BR>\n" );
document.write( "Multiply both sides of (1) by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+75+ ALIGN=MIDDLE  ALT=\"+75+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+5a+%2B+3b+=+5625+ ALIGN=MIDDLE  ALT=\"+5a+%2B+3b+=+5625+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "-----------------------------------<BR>\n" );
document.write( "Multiply both sides of (2) by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+3+ ALIGN=MIDDLE  ALT=\"+3+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and subtract (2) from (1)<BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+5a+%2B+3b+=+5625+ ALIGN=MIDDLE  ALT=\"+5a+%2B+3b+=+5625+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+-3a+-+3b+=+-4425+ ALIGN=MIDDLE  ALT=\"+-3a+-+3b+=+-4425+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "-------------------------<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2a+=+1200+ ALIGN=MIDDLE  ALT=\"+2a+=+1200+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+a+=+600+ ALIGN=MIDDLE  ALT=\"+a+=+600+\"   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=+a+%2B+b+=+1475+ ALIGN=MIDDLE  ALT=\"+a+%2B+b+=+1475+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+600+%2B+b+=+1475+ ALIGN=MIDDLE  ALT=\"+600+%2B+b+=+1475+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+b+=+875+ ALIGN=MIDDLE  ALT=\"+b+=+875+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "---------------------------<BR>\n" );
document.write( "Rate for Collins family:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+600%2F15+=+40+ ALIGN=MIDDLE  ALT=\"+600%2F15+=+40+\"   DISABLED_style= \"max-width:90%; height:auto;\" > L/hr<BR>\n" );
document.write( "Rate for Adams family:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+875%2F25+=+35+ ALIGN=MIDDLE  ALT=\"+875%2F25+=+35+\"   DISABLED_style= \"max-width:90%; height:auto;\" > L/hr<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=+a%2F15+%2B+b%2F25+=+75+ ALIGN=MIDDLE  ALT=\"+a%2F15+%2B+b%2F25+=+75+\"   DISABLED_style= \"max-width:90%; height:auto;\" > L/hr<BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+40+%2B+35+=+75+ ALIGN=MIDDLE  ALT=\"+40+%2B+35+=+75+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+75+=+75+ ALIGN=MIDDLE  ALT=\"+75+=+75+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "OK<BR>\n" );
document.write( "check the math<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );