document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=19536>Question 19536</A>: <I><SPAN STYLE=\"word-break: break-all;\"> My daughter has just started pre-algebra has homework and did not get to bring home book and father was not sure if he was telling her right. The problem is 6d+d+15 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #9439 by </B><A HREF=/tutors/aboutme.mpl?userid=MelanieBCC><B>MelanieBCC(40)</B></A><img src=\"/images/stars/stars-07.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MelanieBCC><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=9439\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> First. turn it into an equation: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=6d%2Bd%2B15 ALIGN=MIDDLE  ALT=\"6d%2Bd%2B15\"   DISABLED_style= \"max-width:90%; height:auto;\" > becomes <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=6d%2Bd%2B15=0 ALIGN=MIDDLE  ALT=\"6d%2Bd%2B15=0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Next, collect terms to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7d%2B15=0 ALIGN=MIDDLE  ALT=\"7d%2B15=0\"   DISABLED_style= \"max-width:90%; height:auto;\" > and use inverse operations to put constants on one side and variable on the other <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7d%2B15-15=0-15 ALIGN=MIDDLE  ALT=\"7d%2B15-15=0-15\"   DISABLED_style= \"max-width:90%; height:auto;\" > which becomes <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7d=-15 ALIGN=MIDDLE  ALT=\"7d=-15\"   DISABLED_style= \"max-width:90%; height:auto;\" >, then inverse operations again <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7d%2F7=-15%2F7 ALIGN=MIDDLE  ALT=\"7d%2F7=-15%2F7\"   DISABLED_style= \"max-width:90%; height:auto;\" > which becomes <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d=-15%2F7 ALIGN=MIDDLE  ALT=\"d=-15%2F7\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "A friend of mine who had trouble with this stuff said that it helped a lot when a teacher explained it like this:<BR>\n" );
document.write( "The equal sign is like a fence between two neighbors.  The Constants are the numbers that live in the one house, and the Variable is Mr. X, that crabby, cranky guy that doesn't want anyone in his yard.  He wants to be left alone and is not happy until he's by himself.  It's a little silly and simplistic, but it works for equations of one variable (as well as the inequalities) and might help. </SPAN>\n" );
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